121314320202 has 64 divisors (see below), whose sum is σ = 246832844544. Its totient is φ = 39744552960.

The previous prime is 121314320191. The next prime is 121314320227. The reversal of 121314320202 is 202023413121.

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, 50190898 + ... + 50193314.

It is an arithmetic number, because the mean of its divisors is an integer number (3856763196).

Almost surely, 2^121314320202 is an apocalyptic number.

121314320202 is an abundant number, since it is smaller than the sum of its proper divisors (125518524342).

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

121314320202 is a wasteful number, since it uses less digits than its factorization.

121314320202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3103.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 121314320202 its reverse (202023413121), we get a palindrome (323337733323).

The spelling of 121314320202 in words is "one hundred twenty-one billion, three hundred fourteen million, three hundred twenty thousand, two hundred two".