22000402424220 has 48 divisors (see below), whose sum is σ = 67201229225088. Its totient is φ = 5333430890560.

The previous prime is 22000402424201. The next prime is 22000402424261. The reversal of 22000402424220 is 2242420400022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16666970874 + ... + 16666972193.

It is an arithmetic number, because the mean of its divisors is an integer number (1400025608856).

Almost surely, 2^{22000402424220} is an apocalyptic number.

22000402424220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000402424220 is an abundant number, since it is smaller than the sum of its proper divisors (45200826800868).

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

22000402424220 is a wasteful number, since it uses less digits than its factorization.

22000402424220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33333943090 (or 33333943088 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

Adding to 22000402424220 its reverse (2242420400022), we get a palindrome (24242822824242).

The spelling of 22000402424220 in words is "twenty-two trillion, four hundred two million, four hundred twenty-four thousand, two hundred twenty".