122232130131131 has 4 divisors (see below), whose sum is σ = 122649304636992. Its totient is φ = 121814955625272.

The previous prime is 122232130131079. The next prime is 122232130131149. The reversal of 122232130131131 is 131131031232221.

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-122232130131131 is a prime.

It is a super-2 number, since 2×122232130131131² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122232130131131.

It is not an unprimeable number, because it can be changed into a prime (122232130133131) 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, 208587252491 + ... + 208587253076.

It is an arithmetic number, because the mean of its divisors is an integer number (30662326159248).

Almost surely, 2^{122232130131131} is an apocalyptic number.

122232130131131 is a deficient number, since it is larger than the sum of its proper divisors (417174505861).

122232130131131 is an equidigital number, since it uses as much as digits as its factorization.

122232130131131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 417174505860.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 122232130131131 its reverse (131131031232221), we get a palindrome (253363161363352).

The spelling of 122232130131131 in words is "one hundred twenty-two trillion, two hundred thirty-two billion, one hundred thirty million, one hundred thirty-one thousand, one hundred thirty-one".