2202331212131 has 4 divisors (see below), whose sum is σ = 2203080562200. Its totient is φ = 2201581862064.

The previous prime is 2202331212101. The next prime is 2202331212167. The reversal of 2202331212131 is 1312121332022.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2202331212131 is a prime.

It is a super-2 number, since 2×2202331212131² (a number of 25 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 = 2202331212097 and 2202331212106.

It is not an unprimeable number, because it can be changed into a prime (2202331212101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 374670626 + ... + 374676503.

It is an arithmetic number, because the mean of its divisors is an integer number (550770140550).

Almost surely, 2^{2202331212131} is an apocalyptic number.

2202331212131 is a deficient number, since it is larger than the sum of its proper divisors (749350069).

2202331212131 is an equidigital number, since it uses as much as digits as its factorization.

2202331212131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 749350068.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 2202331212131 its reverse (1312121332022), we get a palindrome (3514452544153).

The spelling of 2202331212131 in words is "two trillion, two hundred two billion, three hundred thirty-one million, two hundred twelve thousand, one hundred thirty-one".