2312200032031 has 2 divisors, whose sum is σ = 2312200032032. Its totient is φ = 2312200032030.

The previous prime is 2312200031989. The next prime is 2312200032091. The reversal of 2312200032031 is 1302300022132.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2312200032031 is a prime.

It is a super-2 number, since 2×2312200032031² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2312200032091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1156100016015 + 1156100016016.

It is an arithmetic number, because the mean of its divisors is an integer number (1156100016016).

Almost surely, 2^{2312200032031} is an apocalyptic number.

2312200032031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2312200032031 is an equidigital number, since it uses as much as digits as its factorization.

2312200032031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 2312200032031 its reverse (1302300022132), we get a palindrome (3614500054163).

The spelling of 2312200032031 in words is "two trillion, three hundred twelve billion, two hundred million, thirty-two thousand, thirty-one".