1013313331 has 6 divisors (see below), whose sum is σ = 1049460932. Its totient is φ = 978370680.

The previous prime is 1013313311. The next prime is 1013313341. The reversal of 1013313331 is 1333133101.

It is a happy number.

It is not a de Polignac number, because 1013313331 - 2²⁹ = 476442419 is a prime.

It is a super-2 number, since 2×1013313331² = 2053607813564631122, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1013313299 and 1013313308.

It is not an unprimeable number, because it can be changed into a prime (1013313311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 601605 + ... + 603286.

Almost surely, 2^1013313331 is an apocalyptic number.

1013313331 is a deficient number, since it is larger than the sum of its proper divisors (36147601).

1013313331 is an equidigital number, since it uses as much as digits as its factorization.

1013313331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1204949 (or 1204920 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 19.

The square root of 1013313331 is about 31832.5828515375. The cubic root of 1013313331 is about 1004.4182275166.

Adding to 1013313331 its reverse (1333133101), we get a palindrome (2346446432).

The spelling of 1013313331 in words is "one billion, thirteen million, three hundred thirteen thousand, three hundred thirty-one".