1023100331313 has 4 divisors (see below), whose sum is σ = 1364133775088. Its totient is φ = 682066887540.

The previous prime is 1023100331303. The next prime is 1023100331339. The reversal of 1023100331313 is 3131330013201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 1023100331313 - 2⁶ = 1023100331249 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 1023100331313.

It is not an unprimeable number, because it can be changed into a prime (1023100331303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 170516721883 + ... + 170516721888.

It is an arithmetic number, because the mean of its divisors is an integer number (341033443772).

Almost surely, 2^{1023100331313} is an apocalyptic number.

It is an amenable number.

1023100331313 is a deficient number, since it is larger than the sum of its proper divisors (341033443775).

1023100331313 is an equidigital number, since it uses as much as digits as its factorization.

1023100331313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341033443774.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 1023100331313 its reverse (3131330013201), we get a palindrome (4154430344514).

The spelling of 1023100331313 in words is "one trillion, twenty-three billion, one hundred million, three hundred thirty-one thousand, three hundred thirteen".