2131214324233 has 2 divisors, whose sum is σ = 2131214324234. Its totient is φ = 2131214324232.

The previous prime is 2131214324227. The next prime is 2131214324249. The reversal of 2131214324233 is 3324234121312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2121954496249 + 9259827984 = 1456693^2 + 96228^2 .

It is a cyclic number.

It is not a de Polignac number, because 2131214324233 - 2²⁹ = 2130677453321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2131214324195 and 2131214324204.

It is not a weakly prime, because it can be changed into another prime (2131214324263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1065607162116 + 1065607162117.

It is an arithmetic number, because the mean of its divisors is an integer number (1065607162117).

Almost surely, 2^{2131214324233} is an apocalyptic number.

It is an amenable number.

2131214324233 is a deficient number, since it is larger than the sum of its proper divisors (1).

2131214324233 is an equidigital number, since it uses as much as digits as its factorization.

2131214324233 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20736, while the sum is 31.

Adding to 2131214324233 its reverse (3324234121312), we get a palindrome (5455448445545).

It can be divided in two parts, 213121 and 4324233, that added together give a palindrome (4537354).

The spelling of 2131214324233 in words is "two trillion, one hundred thirty-one billion, two hundred fourteen million, three hundred twenty-four thousand, two hundred thirty-three".