12310101221331 has 4 divisors (see below), whose sum is σ = 16413468295112. Its totient is φ = 8206734147552.

The previous prime is 12310101221323. The next prime is 12310101221381. The reversal of 12310101221331 is 13312210101321.

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

It is not a de Polignac number, because 12310101221331 - 2³ = 12310101221323 is a prime.

It is a super-2 number, since 2×12310101221331² (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 = 12310101221298 and 12310101221307.

It is not an unprimeable number, because it can be changed into a prime (12310101221381) 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, 2051683536886 + ... + 2051683536891.

It is an arithmetic number, because the mean of its divisors is an integer number (4103367073778).

Almost surely, 2^{12310101221331} is an apocalyptic number.

12310101221331 is a deficient number, since it is larger than the sum of its proper divisors (4103367073781).

12310101221331 is an equidigital number, since it uses as much as digits as its factorization.

12310101221331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4103367073780.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 12310101221331 its reverse (13312210101321), we get a palindrome (25622311322652).

The spelling of 12310101221331 in words is "twelve trillion, three hundred ten billion, one hundred one million, two hundred twenty-one thousand, three hundred thirty-one".