202420212404 has 24 divisors (see below), whose sum is σ = 354625521600. Its totient is φ = 101098702656.

The previous prime is 202420212383. The next prime is 202420212427. The reversal of 202420212404 is 404212024202.

202420212404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 202420212404.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15603929 + ... + 15616895.

It is an arithmetic number, because the mean of its divisors is an integer number (14776063400).

Almost surely, 2^202420212404 is an apocalyptic number.

It is an amenable number.

202420212404 is a deficient number, since it is larger than the sum of its proper divisors (152205309196).

202420212404 is a wasteful number, since it uses less digits than its factorization.

202420212404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16967 (or 16965 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 202420212404 its reverse (404212024202), we get a palindrome (606632236606).

The spelling of 202420212404 in words is "two hundred two billion, four hundred twenty million, two hundred twelve thousand, four hundred four".