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120043131212 = 22197152338999
BaseRepresentation
bin110111111001100100…
…0001101000101001100
3102110212000022220101202
41233303020031011030
53431322020144322
6131051432525032
711446531531244
oct1576310150514
9373760286352
10120043131212
1146a01244254
121b322250778
13b4211091b4
145b4ad72b24
1531c8b75292
hex1bf320d14c

120043131212 has 12 divisors (see below), whose sum is σ = 211141854000. Its totient is φ = 59716887216.

The previous prime is 120043131161. The next prime is 120043131233. The reversal of 120043131212 is 212131340021.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76168712 + ... + 76170287.

It is an arithmetic number, because the mean of its divisors is an integer number (17595154500).

Almost surely, 2120043131212 is an apocalyptic number.

It is an amenable number.

120043131212 is a deficient number, since it is larger than the sum of its proper divisors (91098722788).

120043131212 is a wasteful number, since it uses less digits than its factorization.

120043131212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152339200 (or 152339198 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 120043131212 its reverse (212131340021), we get a palindrome (332174471233).

The spelling of 120043131212 in words is "one hundred twenty billion, forty-three million, one hundred thirty-one thousand, two hundred twelve".

Divisors: 1 2 4 197 394 788 152338999 304677998 609355996 30010782803 60021565606 120043131212