121102030192 has 40 divisors (see below), whose sum is σ = 275655325680. Its totient is φ = 50812039680.

The previous prime is 121102030183. The next prime is 121102030219. The reversal of 121102030192 is 291030201121.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26462317 + ... + 26466892.

It is an arithmetic number, because the mean of its divisors is an integer number (6891383142).

Almost surely, 2^121102030192 is an apocalyptic number.

It is an amenable number.

121102030192 is an abundant number, since it is smaller than the sum of its proper divisors (154553295488).

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

121102030192 is a wasteful number, since it uses less digits than its factorization.

121102030192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52929241 (or 52929235 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 22.

The spelling of 121102030192 in words is "one hundred twenty-one billion, one hundred two million, thirty thousand, one hundred ninety-two".