2202040020400 has 60 divisors (see below), whose sum is σ = 5771346719544. Its totient is φ = 800741824000.

The previous prime is 2202040020377. The next prime is 2202040020461. The reversal of 2202040020400 is 40200402022.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 250227421 + ... + 250236220.

Almost surely, 2^{2202040020400} is an apocalyptic number.

2202040020400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202040020400 is an abundant number, since it is smaller than the sum of its proper divisors (3569306699144).

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

2202040020400 is a wasteful number, since it uses less digits than its factorization.

2202040020400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 500463670 (or 500463659 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 16.

Adding to 2202040020400 its reverse (40200402022), we get a palindrome (2242240422422).

The spelling of 2202040020400 in words is "two trillion, two hundred two billion, forty million, twenty thousand, four hundred".