202442432242122 has 12 divisors (see below), whose sum is σ = 438625269857970. Its totient is φ = 67480810747368.

The previous prime is 202442432242091. The next prime is 202442432242123. The reversal of 202442432242122 is 221242234244202.

202442432242122 is a `hidden beast` number, since 2 + 0 + 2 + 4 + 4 + 2 + 432 + 2 + 4 + 212 + 2 = 666.

It can be written as a sum of positive squares in only one way, i.e., 168393211642881 + 34049220599241 = 12976641^2 + 5835171^2 .

It is not an unprimeable number, because it can be changed into a prime (202442432242123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5623400895597 + ... + 5623400895632.

Almost surely, 2^{202442432242122} is an apocalyptic number.

202442432242122 is an abundant number, since it is smaller than the sum of its proper divisors (236182837615848).

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

202442432242122 is a wasteful number, since it uses less digits than its factorization.

202442432242122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11246801791237 (or 11246801791234 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 36.

Adding to 202442432242122 its reverse (221242234244202), we get a palindrome (423684666486324).

The spelling of 202442432242122 in words is "two hundred two trillion, four hundred forty-two billion, four hundred thirty-two million, two hundred forty-two thousand, one hundred twenty-two".