113331031061 has 2 divisors, whose sum is σ = 113331031062. Its totient is φ = 113331031060.

The previous prime is 113331031003. The next prime is 113331031069. The reversal of 113331031061 is 160130133311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 110227984036 + 3103047025 = 332006^2 + 55705^2 .

It is a cyclic number.

It is not a de Polignac number, because 113331031061 - 2⁶ = 113331030997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (113331031069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56665515530 + 56665515531.

It is an arithmetic number, because the mean of its divisors is an integer number (56665515531).

Almost surely, 2^113331031061 is an apocalyptic number.

It is an amenable number.

113331031061 is a deficient number, since it is larger than the sum of its proper divisors (1).

113331031061 is an equidigital number, since it uses as much as digits as its factorization.

113331031061 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

Adding to 113331031061 its reverse (160130133311), we get a palindrome (273461164372).

The spelling of 113331031061 in words is "one hundred thirteen billion, three hundred thirty-one million, thirty-one thousand, sixty-one".