121660116116202 has 32 divisors (see below), whose sum is σ = 270526600776960. Its totient is φ = 40527753960960.

The previous prime is 121660116116141. The next prime is 121660116116213. The reversal of 121660116116202 is 202611611066121.

121660116116202 is a `hidden beast` number, since 1 + 2 + 1 + 6 + 6 + 0 + 1 + 16 + 11 + 620 + 2 = 666.

It is a super-2 number, since 2×121660116116202² (a number of 29 digits) contains 22 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, 711526999 + ... + 711697962.

It is an arithmetic number, because the mean of its divisors is an integer number (8453956274280).

Almost surely, 2^{121660116116202} is an apocalyptic number.

121660116116202 is an abundant number, since it is smaller than the sum of its proper divisors (148866484660758).

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

121660116116202 is a wasteful number, since it uses less digits than its factorization.

121660116116202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1423226555 (or 1423226549 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The spelling of 121660116116202 in words is "one hundred twenty-one trillion, six hundred sixty billion, one hundred sixteen million, one hundred sixteen thousand, two hundred two".