22122020331330 has 32 divisors (see below), whose sum is σ = 53129389057344. Its totient is φ = 5895145392576.

The previous prime is 22122020331293. The next prime is 22122020331361. The reversal of 22122020331330 is 3313302022122.

It is a self number, because there is not a number n which added to its sum of digits gives 22122020331330.

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, 253707504 + ... + 253794683.

It is an arithmetic number, because the mean of its divisors is an integer number (1660293408042).

Almost surely, 2^{22122020331330} is an apocalyptic number.

22122020331330 is an abundant number, since it is smaller than the sum of its proper divisors (31007368726014).

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

22122020331330 is a wasteful number, since it uses less digits than its factorization.

22122020331330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 507503650.

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 22122020331330 its reverse (3313302022122), we get a palindrome (25435322353452).

The spelling of 22122020331330 in words is "twenty-two trillion, one hundred twenty-two billion, twenty million, three hundred thirty-one thousand, three hundred thirty".