22212302002131 has 4 divisors (see below), whose sum is σ = 29616402669512. Its totient is φ = 14808201334752.

The previous prime is 22212302002073. The next prime is 22212302002201. The reversal of 22212302002131 is 13120020321222.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 22212302002131 - 2³³ = 22203712067539 is a prime.

It is a super-2 number, since 2×22212302002131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22212302002098 and 22212302002107.

It is not an unprimeable number, because it can be changed into a prime (22212302202131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3702050333686 + ... + 3702050333691.

It is an arithmetic number, because the mean of its divisors is an integer number (7404100667378).

Almost surely, 2^{22212302002131} is an apocalyptic number.

22212302002131 is a deficient number, since it is larger than the sum of its proper divisors (7404100667381).

22212302002131 is an equidigital number, since it uses as much as digits as its factorization.

22212302002131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7404100667380.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22212302002131 its reverse (13120020321222), we get a palindrome (35332322323353).

The spelling of 22212302002131 in words is "twenty-two trillion, two hundred twelve billion, three hundred two million, two thousand, one hundred thirty-one".