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130120012012 = 2281203400601
BaseRepresentation
bin111100100101111000…
…0011101000011101100
3110102212021202111011011
41321023300131003230
54112441210341022
6135435403235004
712254331565414
oct1711360350354
9412767674134
10130120012012
1150202399a11
1221274b18a64
13c368a04063
1464253c9644
1535b866c977
hex1e4bc1d0ec

130120012012 has 12 divisors (see below), whose sum is σ = 227713393656. Its totient is φ = 65059042400.

The previous prime is 130120012007. The next prime is 130120012027. The reversal of 130120012012 is 210210021031.

It is a junction number, because it is equal to n+sod(n) for n = 130120011983 and 130120012001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 124512 + ... + 525112.

It is an arithmetic number, because the mean of its divisors is an integer number (18976116138).

Almost surely, 2130120012012 is an apocalyptic number.

It is an amenable number.

130120012012 is a deficient number, since it is larger than the sum of its proper divisors (97593381644).

130120012012 is a wasteful number, since it uses less digits than its factorization.

130120012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481808 (or 481806 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 130120012012 its reverse (210210021031), we get a palindrome (340330033043).

The spelling of 130120012012 in words is "one hundred thirty billion, one hundred twenty million, twelve thousand, twelve".

Divisors: 1 2 4 81203 162406 324812 400601 801202 1602404 32530003003 65060006006 130120012012