31104611640113 has 16 divisors (see below), whose sum is σ = 34762159539072. Its totient is φ = 27585461904000.

The previous prime is 31104611640019. The next prime is 31104611640121.

31104611640113 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 31104611640113 - 2¹⁸ = 31104611377969 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 31104611640113.

It is not an unprimeable number, because it can be changed into a prime (31104611640163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4813820 + ... + 9240242.

It is an arithmetic number, because the mean of its divisors is an integer number (2172634971192).

Almost surely, 2^{31104611640113} is an apocalyptic number.

It is an amenable number.

31104611640113 is a deficient number, since it is larger than the sum of its proper divisors (3657547898959).

31104611640113 is a wasteful number, since it uses less digits than its factorization.

31104611640113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4442056.

The product of its (nonzero) digits is 5184, while the sum is 32.

It can be divided in two parts, 3110461 and 1640113, that added together give a palindrome (4750574).

The spelling of 31104611640113 in words is "thirty-one trillion, one hundred four billion, six hundred eleven million, six hundred forty thousand, one hundred thirteen".