202022400404 has 48 divisors (see below), whose sum is σ = 429859120320. Its totient is φ = 81877916160.

The previous prime is 202022400397. The next prime is 202022400409. The reversal of 202022400404 is 404004220202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202022400409) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7093247 + ... + 7121670.

It is an arithmetic number, because the mean of its divisors is an integer number (8955398340).

Almost surely, 2^202022400404 is an apocalyptic number.

It is an amenable number.

202022400404 is an abundant number, since it is smaller than the sum of its proper divisors (227836719916).

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

202022400404 is a wasteful number, since it uses less digits than its factorization.

202022400404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14214968 (or 14214966 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 20.

Adding to 202022400404 its reverse (404004220202), we get a palindrome (606026620606).

The spelling of 202022400404 in words is "two hundred two billion, twenty-two million, four hundred thousand, four hundred four".