31132200132031 has 2 divisors, whose sum is σ = 31132200132032. Its totient is φ = 31132200132030.

The previous prime is 31132200131993. The next prime is 31132200132073. The reversal of 31132200132031 is 13023100223113.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31132200132031 - 2³³ = 31123610197439 is a prime.

It is a super-2 number, since 2×31132200132031² (a number of 28 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 31132200131993 and 31132200132011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (31132200142031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15566100066015 + 15566100066016.

It is an arithmetic number, because the mean of its divisors is an integer number (15566100066016).

Almost surely, 2^{31132200132031} is an apocalyptic number.

31132200132031 is a deficient number, since it is larger than the sum of its proper divisors (1).

31132200132031 is an equidigital number, since it uses as much as digits as its factorization.

31132200132031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 31132200132031 its reverse (13023100223113), we get a palindrome (44155300355144).

The spelling of 31132200132031 in words is "thirty-one trillion, one hundred thirty-two billion, two hundred million, one hundred thirty-two thousand, thirty-one".