2131131131122 has 32 divisors (see below), whose sum is σ = 3658104387072. Its totient is φ = 912158380224.

The previous prime is 2131131131113. The next prime is 2131131131131. The reversal of 2131131131122 is 2211311311312.

It is an interprime number because it is at equal distance from previous prime (2131131131113) and next prime (2131131131131).

It is a junction number, because it is equal to n+sod(n) for n = 2131131131093 and 2131131131102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42315468 + ... + 42365800.

It is an arithmetic number, because the mean of its divisors is an integer number (114315762096).

Almost surely, 2^{2131131131122} is an apocalyptic number.

2131131131122 is a deficient number, since it is larger than the sum of its proper divisors (1526973255950).

2131131131122 is a wasteful number, since it uses less digits than its factorization.

2131131131122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54202.

The product of its digits is 216, while the sum is 22.

Adding to 2131131131122 its reverse (2211311311312), we get a palindrome (4342442442434).

The spelling of 2131131131122 in words is "two trillion, one hundred thirty-one billion, one hundred thirty-one million, one hundred thirty-one thousand, one hundred twenty-two".