22021000022130 has 64 divisors (see below), whose sum is σ = 52968782418048. Its totient is φ = 5859127802880.

The previous prime is 22021000022101. The next prime is 22021000022227. The reversal of 22021000022130 is 3122000012022.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23512704 + ... + 24431316.

It is an arithmetic number, because the mean of its divisors is an integer number (827637225282).

Almost surely, 2^{22021000022130} is an apocalyptic number.

22021000022130 is an abundant number, since it is smaller than the sum of its proper divisors (30947782395918).

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

22021000022130 is a wasteful number, since it uses less digits than its factorization.

22021000022130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 920411.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22021000022130 its reverse (3122000012022), we get a palindrome (25143000034152).

The spelling of 22021000022130 in words is "twenty-two trillion, twenty-one billion, twenty-two thousand, one hundred thirty".