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12230013120 = 263513979969
BaseRepresentation
bin10110110001111011…
…10011000011000000
31011120022221001000220
423120331303003000
5200021340404440
65341323343040
7612033252633
oct133075630300
934508831026
1012230013120
115206583966
122453981a80
1311cb9c9a70
148403b3c1a
154b8a578d0
hex2d8f730c0

12230013120 has 112 divisors (see below), whose sum is σ = 41817279840. Its totient is φ = 3010461696.

The previous prime is 12230013109. The next prime is 12230013167. The reversal of 12230013120 is 2131003221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 12230013120.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 477505 + ... + 502464.

It is an arithmetic number, because the mean of its divisors is an integer number (373368570).

Almost surely, 212230013120 is an apocalyptic number.

12230013120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12230013120 is an abundant number, since it is smaller than the sum of its proper divisors (29587266720).

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

12230013120 is a wasteful number, since it uses less digits than its factorization.

12230013120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 980002 (or 979992 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12230013120 its reverse (2131003221), we get a palindrome (14361016341).

The spelling of 12230013120 in words is "twelve billion, two hundred thirty million, thirteen thousand, one hundred twenty".

Divisors: 1 2 3 4 5 6 8 10 12 13 15 16 20 24 26 30 32 39 40 48 52 60 64 65 78 80 96 104 120 130 156 160 192 195 208 240 260 312 320 390 416 480 520 624 780 832 960 1040 1248 1560 2080 2496 3120 4160 6240 12480 979969 1959938 2939907 3919876 4899845 5879814 7839752 9799690 11759628 12739597 14699535 15679504 19599380 23519256 25479194 29399070 31359008 38218791 39198760 47038512 50958388 58798140 62718016 63697985 76437582 78397520 94077024 101916776 117596280 127395970 152875164 156795040 188154048 191093955 203833552 235192560 254791940 305750328 313590080 382187910 407667104 470385120 509583880 611500656 764375820 815334208 940770240 1019167760 1223001312 1528751640 2038335520 2446002624 3057503280 4076671040 6115006560 12230013120