1013201311023 has 24 divisors (see below), whose sum is σ = 1690474917456. Its totient is φ = 577940140800.

The previous prime is 1013201310973. The next prime is 1013201311037. The reversal of 1013201311023 is 3201131023101.

1013201311023 is a `hidden beast` number, since 10 + 1 + 320 + 1 + 311 + 0 + 23 = 666.

It is not a de Polignac number, because 1013201311023 - 2⁸ = 1013201310767 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1013201310987 and 1013201311005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013201311123) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 301008808 + ... + 301012173.

It is an arithmetic number, because the mean of its divisors is an integer number (70436454894).

Almost surely, 2^{1013201311023} is an apocalyptic number.

1013201311023 is a deficient number, since it is larger than the sum of its proper divisors (677273606433).

1013201311023 is a wasteful number, since it uses less digits than its factorization.

1013201311023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 602021015 (or 602021012 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 1013201311023 its reverse (3201131023101), we get a palindrome (4214332334124).

The spelling of 1013201311023 in words is "one trillion, thirteen billion, two hundred one million, three hundred eleven thousand, twenty-three".