12312222334011 has 8 divisors (see below), whose sum is σ = 18240329383760. Its totient is φ = 8208148222656.

The previous prime is 12312222334001. The next prime is 12312222334019. The reversal of 12312222334011 is 11043322221321.

12312222334011 is a `hidden beast` number, since 1 + 2 + 3 + 1 + 2 + 22 + 233 + 401 + 1 = 666.

It is not a de Polignac number, because 12312222334011 - 2¹⁵ = 12312222301243 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 456008234593 = 12312222334011 / (1 + 2 + 3 + 1 + 2 + 2 + 2 + 2 + 3 + 3 + 4 + 0 + 1 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12312222334019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228004117270 + ... + 228004117323.

It is an arithmetic number, because the mean of its divisors is an integer number (2280041172970).

Almost surely, 2^{12312222334011} is an apocalyptic number.

12312222334011 is a deficient number, since it is larger than the sum of its proper divisors (5928107049749).

12312222334011 is an equidigital number, since it uses as much as digits as its factorization.

12312222334011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 456008234602 (or 456008234596 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 12312222334011 its reverse (11043322221321), we get a palindrome (23355544555332).

The spelling of 12312222334011 in words is "twelve trillion, three hundred twelve billion, two hundred twenty-two million, three hundred thirty-four thousand, eleven".