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122010101988 = 22337535184859
BaseRepresentation
bin111000110100001011…
…1100110100011100100
3102122221002112101001020
41301220113212203210
53444334041230423
6132014535531140
711546344520025
oct1615027464344
9378832471036
10122010101988
1147820581535
121b790b29ab0
13b67578a828
145c962b0c4c
1532916b14e3
hex1c685e68e4

122010101988 has 48 divisors (see below), whose sum is σ = 297901316160. Its totient is φ = 38824216704.

The previous prime is 122010101977. The next prime is 122010102031. The reversal of 122010101988 is 889101010221.

122010101988 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×1220101019883 (a number of 34 digits) contains 333 as substring.

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, 2568898 + ... + 2615961.

It is an arithmetic number, because the mean of its divisors is an integer number (6206277420).

Almost surely, 2122010101988 is an apocalyptic number.

It is an amenable number.

122010101988 is an abundant number, since it is smaller than the sum of its proper divisors (175891214172).

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

122010101988 is a wasteful number, since it uses less digits than its factorization.

122010101988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5184956 (or 5184954 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 33.

The spelling of 122010101988 in words is "one hundred twenty-two billion, ten million, one hundred one thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 37 53 74 106 111 148 159 212 222 318 444 636 1961 3922 5883 7844 11766 23532 5184859 10369718 15554577 20739436 31109154 62218308 191839783 274797527 383679566 549595054 575519349 767359132 824392581 1099190108 1151038698 1648785162 2302077396 3297570324 10167508499 20335016998 30502525497 40670033996 61005050994 122010101988