22121002133130 has 16 divisors (see below), whose sum is σ = 53090405119584. Its totient is φ = 5898933902160.

The previous prime is 22121002133089. The next prime is 22121002133161. The reversal of 22121002133130 is 3133120012122.

It is a junction number, because it is equal to n+sod(n) for n = 22121002133097 and 22121002133106.

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, 368683368856 + ... + 368683368915.

It is an arithmetic number, because the mean of its divisors is an integer number (3318150319974).

Almost surely, 2^{22121002133130} is an apocalyptic number.

22121002133130 is an abundant number, since it is smaller than the sum of its proper divisors (30969402986454).

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

22121002133130 is a wasteful number, since it uses less digits than its factorization.

22121002133130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737366737781.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 22121002133130 its reverse (3133120012122), we get a palindrome (25254122145252).

The spelling of 22121002133130 in words is "twenty-two trillion, one hundred twenty-one billion, two million, one hundred thirty-three thousand, one hundred thirty".