1012313313 has 12 divisors (see below), whose sum is σ = 1595160528. Its totient is φ = 613523160.

The previous prime is 1012313311. The next prime is 1012313321. The reversal of 1012313313 is 3133132101.

It is a happy number.

1012313313 is a `hidden beast` number, since 101 + 231 + 331 + 3 = 666.

It is not a de Polignac number, because 1012313313 - 2¹ = 1012313311 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012313311) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5112595 + ... + 5112792.

It is an arithmetic number, because the mean of its divisors is an integer number (132930044).

Almost surely, 2^1012313313 is an apocalyptic number.

It is an amenable number.

1012313313 is a deficient number, since it is larger than the sum of its proper divisors (582847215).

1012313313 is a wasteful number, since it uses less digits than its factorization.

1012313313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10225404 (or 10225401 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

The square root of 1012313313 is about 31816.8715149683. The cubic root of 1012313313 is about 1004.0877055623.

Adding to 1012313313 its reverse (3133132101), we get a palindrome (4145445414).

It can be divided in two parts, 10123 and 13313, that added together give a triangular number (23436 = T₂₁₆).

The spelling of 1012313313 in words is "one billion, twelve million, three hundred thirteen thousand, three hundred thirteen".