121130196012 has 96 divisors (see below), whose sum is σ = 358967347200. Its totient is φ = 34602546816.

The previous prime is 121130196007. The next prime is 121130196053. The reversal of 121130196012 is 210691031121.

It is a happy number.

121130196012 is a `hidden beast` number, since 1 + 2 + 11 + 30 + 19 + 601 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 5976648 + ... + 5996880.

It is an arithmetic number, because the mean of its divisors is an integer number (3739243200).

Almost surely, 2^121130196012 is an apocalyptic number.

121130196012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

121130196012 is an abundant number, since it is smaller than the sum of its proper divisors (237837151188).

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

121130196012 is a wasteful number, since it uses less digits than its factorization.

121130196012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28172 (or 28164 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The spelling of 121130196012 in words is "one hundred twenty-one billion, one hundred thirty million, one hundred ninety-six thousand, twelve".