31100132301113 has 2 divisors, whose sum is σ = 31100132301114. Its totient is φ = 31100132301112.

The previous prime is 31100132301109. The next prime is 31100132301127. The reversal of 31100132301113 is 31110323100113.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 20074226102329 + 11025906198784 = 4480427^2 + 3320528^2 .

It is a cyclic number.

It is not a de Polignac number, because 31100132301113 - 2² = 31100132301109 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (31100132301713) 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, 15550066150556 + 15550066150557.

It is an arithmetic number, because the mean of its divisors is an integer number (15550066150557).

Almost surely, 2^{31100132301113} is an apocalyptic number.

It is an amenable number.

31100132301113 is a deficient number, since it is larger than the sum of its proper divisors (1).

31100132301113 is an equidigital number, since it uses as much as digits as its factorization.

31100132301113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 20.

Adding to 31100132301113 its reverse (31110323100113), we get a palindrome (62210455401226).

The spelling of 31100132301113 in words is "thirty-one trillion, one hundred billion, one hundred thirty-two million, three hundred one thousand, one hundred thirteen".