31400021034023 has 2 divisors, whose sum is σ = 31400021034024. Its totient is φ = 31400021034022.

The previous prime is 31400021033963. The next prime is 31400021034043. The reversal of 31400021034023 is 32043012000413.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 31400021034023 - 2¹⁰ = 31400021032999 is a prime.

It is a super-2 number, since 2×31400021034023² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 31400021034023.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31400021034043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15700010517011 + 15700010517012.

It is an arithmetic number, because the mean of its divisors is an integer number (15700010517012).

Almost surely, 2^{31400021034023} is an apocalyptic number.

31400021034023 is a deficient number, since it is larger than the sum of its proper divisors (1).

31400021034023 is an equidigital number, since it uses as much as digits as its factorization.

31400021034023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 31400021034023 its reverse (32043012000413), we get a palindrome (63443033034436).

The spelling of 31400021034023 in words is "thirty-one trillion, four hundred billion, twenty-one million, thirty-four thousand, twenty-three".