202221444122204 has 144 divisors (see below), whose sum is σ = 413942406544800. Its totient is φ = 85631429591040.

The previous prime is 202221444122183. The next prime is 202221444122279. The reversal of 202221444122204 is 402221444122202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1870824992 + ... + 1870933080.

It is an arithmetic number, because the mean of its divisors is an integer number (2874600045450).

Almost surely, 2^{202221444122204} is an apocalyptic number.

It is an amenable number.

202221444122204 is an abundant number, since it is smaller than the sum of its proper divisors (211720962422596).

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

202221444122204 is a wasteful number, since it uses less digits than its factorization.

202221444122204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109464 (or 109421 counting only the distinct ones).

The product of its (nonzero) digits is 32768, while the sum is 32.

Adding to 202221444122204 its reverse (402221444122202), we get a palindrome (604442888244406).

The spelling of 202221444122204 in words is "two hundred two trillion, two hundred twenty-one billion, four hundred forty-four million, one hundred twenty-two thousand, two hundred four".