202404400022 has 16 divisors (see below), whose sum is σ = 335744287632. Its totient is φ = 90741697920.

The previous prime is 202404400019. The next prime is 202404400031. The reversal of 202404400022 is 220004404202.

It is a super-2 number, since 2×202404400022² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202404399967 and 202404400003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63013463 + ... + 63016674.

It is an arithmetic number, because the mean of its divisors is an integer number (20984017977).

Almost surely, 2^202404400022 is an apocalyptic number.

202404400022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

202404400022 is a deficient number, since it is larger than the sum of its proper divisors (133339887610).

202404400022 is a wasteful number, since it uses less digits than its factorization.

202404400022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126030223.

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

Adding to 202404400022 its reverse (220004404202), we get a palindrome (422408804224).

The spelling of 202404400022 in words is "two hundred two billion, four hundred four million, four hundred thousand, twenty-two".