131322322230121 has 16 divisors (see below), whose sum is σ = 146349538069248. Its totient is φ = 116811324188800.

The previous prime is 131322322230119. The next prime is 131322322230131. The reversal of 131322322230121 is 121032223223131.

It is a cyclic number.

It is not a de Polignac number, because 131322322230121 - 2¹ = 131322322230119 is a prime.

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 131322322230121.

It is not an unprimeable number, because it can be changed into a prime (131322322230131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33490090 + ... + 37205251.

It is an arithmetic number, because the mean of its divisors is an integer number (9146846129328).

Almost surely, 2^{131322322230121} is an apocalyptic number.

131322322230121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

131322322230121 is a deficient number, since it is larger than the sum of its proper divisors (15027215839127).

131322322230121 is a wasteful number, since it uses less digits than its factorization.

131322322230121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70698992.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 131322322230121 its reverse (121032223223131), we get a palindrome (252354545453252).

The spelling of 131322322230121 in words is "one hundred thirty-one trillion, three hundred twenty-two billion, three hundred twenty-two million, two hundred thirty thousand, one hundred twenty-one".