12302212231031 has 2 divisors, whose sum is σ = 12302212231032. Its totient is φ = 12302212231030.

The previous prime is 12302212231021. The next prime is 12302212231063. The reversal of 12302212231031 is 13013221220321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12302212231031 - 2⁶ = 12302212230967 is a prime.

It is a super-2 number, since 2×12302212231031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12302212230988 and 12302212231006.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12302212231021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6151106115515 + 6151106115516.

It is an arithmetic number, because the mean of its divisors is an integer number (6151106115516).

Almost surely, 2^{12302212231031} is an apocalyptic number.

12302212231031 is a deficient number, since it is larger than the sum of its proper divisors (1).

12302212231031 is an equidigital number, since it uses as much as digits as its factorization.

12302212231031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12302212231031 its reverse (13013221220321), we get a palindrome (25315433451352).

The spelling of 12302212231031 in words is "twelve trillion, three hundred two billion, two hundred twelve million, two hundred thirty-one thousand, thirty-one".