121122211022202 has 64 divisors (see below), whose sum is σ = 261158736384000. Its totient is φ = 37228362360768.

The previous prime is 121122211022173. The next prime is 121122211022231. The reversal of 121122211022202 is 202220112221121.

It is an interprime number because it is at equal distance from previous prime (121122211022173) and next prime (121122211022231).

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, 772981299 + ... + 773137977.

It is an arithmetic number, because the mean of its divisors is an integer number (4080605256000).

Almost surely, 2^{121122211022202} is an apocalyptic number.

121122211022202 is an abundant number, since it is smaller than the sum of its proper divisors (140036525361798).

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

121122211022202 is a wasteful number, since it uses less digits than its factorization.

121122211022202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167275.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 121122211022202 its reverse (202220112221121), we get a palindrome (323342323243323).

The spelling of 121122211022202 in words is "one hundred twenty-one trillion, one hundred twenty-two billion, two hundred eleven million, twenty-two thousand, two hundred two".