22121242211130 has 32 divisors (see below), whose sum is σ = 53095026662784. Its totient is φ = 5898548438976.

The previous prime is 22121242211077. The next prime is 22121242211149. The reversal of 22121242211130 is 3111224212122.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 22121242211130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27692377 + ... + 28479996.

It is an arithmetic number, because the mean of its divisors is an integer number (1659219583212).

Almost surely, 2^{22121242211130} is an apocalyptic number.

22121242211130 is an abundant number, since it is smaller than the sum of its proper divisors (30973784451654).

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

22121242211130 is a wasteful number, since it uses less digits than its factorization.

22121242211130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56185510.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 22121242211130 its reverse (3111224212122), we get a palindrome (25232466423252).

The spelling of 22121242211130 in words is "twenty-two trillion, one hundred twenty-one billion, two hundred forty-two million, two hundred eleven thousand, one hundred thirty".