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120220012120980 = 223540130391164413
BaseRepresentation
bin11011010101011011100111…
…000111100000101110010100
3120202122220212100101210112210
4123111123213013200232110
5111224141041100332410
61103404151112113420
734215415654310202
oct3325334707405624
9522586770353483
10120220012120980
1135340025793072
121159753a995870
1352109107a8845
142198972cb0072
15dd72e993c220
hex6d56e71e0b94

120220012120980 has 96 divisors (see below), whose sum is σ = 337468631770368. Its totient is φ = 31977476352000.

The previous prime is 120220012120979. The next prime is 120220012121009. The reversal of 120220012120980 is 89021210022021.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 731125254 + ... + 731289666.

It is an arithmetic number, because the mean of its divisors is an integer number (3515298247608).

Almost surely, 2120220012120980 is an apocalyptic number.

120220012120980 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120220012120980 is an abundant number, since it is smaller than the sum of its proper divisors (217248619649388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120220012120980 is a wasteful number, since it uses less digits than its factorization.

120220012120980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195217 (or 195215 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 30.

The spelling of 120220012120980 in words is "one hundred twenty trillion, two hundred twenty billion, twelve million, one hundred twenty thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 401 802 1203 1604 2005 2406 4010 4812 6015 8020 12030 24060 30391 60782 91173 121564 151955 164413 182346 303910 328826 364692 455865 493239 607820 657652 822065 911730 986478 1644130 1823460 1972956 2466195 3288260 4932390 9864780 12186791 24373582 36560373 48747164 60933955 65929613 73120746 121867910 131859226 146241492 182801865 197788839 243735820 263718452 329648065 365603730 395577678 659296130 731207460 791155356 988944195 1318592260 1977888390 3955776780 4996675483 9993350966 14990026449 19986701932 24983377415 29980052898 49966754830 59960105796 74950132245 99933509660 149900264490 299800528980 2003666868683 4007333737366 6011000606049 8014667474732 10018334343415 12022001212098 20036668686830 24044002424196 30055003030245 40073337373660 60110006060490 120220012120980