2333023031981 has 2 divisors, whose sum is σ = 2333023031982. Its totient is φ = 2333023031980.

The previous prime is 2333023031959. The next prime is 2333023032013. The reversal of 2333023031981 is 1891303203332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2001121452100 + 331901579881 = 1414610^2 + 576109^2 .

It is a cyclic number.

It is not a de Polignac number, because 2333023031981 - 2²⁶ = 2332955923117 is a prime.

It is a super-2 number, since 2×2333023031981² (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 (2333023021981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1166511515990 + 1166511515991.

It is an arithmetic number, because the mean of its divisors is an integer number (1166511515991).

Almost surely, 2^{2333023031981} is an apocalyptic number.

It is an amenable number.

2333023031981 is a deficient number, since it is larger than the sum of its proper divisors (1).

2333023031981 is an equidigital number, since it uses as much as digits as its factorization.

2333023031981 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69984, while the sum is 38.

The spelling of 2333023031981 in words is "two trillion, three hundred thirty-three billion, twenty-three million, thirty-one thousand, nine hundred eighty-one".