1013302331 has 4 divisors (see below), whose sum is σ = 1038017064. Its totient is φ = 988587600.

The previous prime is 1013302327. The next prime is 1013302337. The reversal of 1013302331 is 1332033101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1013302331 - 2² = 1013302327 is a prime.

It is a super-2 number, since 2×1013302331² = 2053563228020067122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1013302337) 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, 12357305 + ... + 12357386.

It is an arithmetic number, because the mean of its divisors is an integer number (259504266).

Almost surely, 2^1013302331 is an apocalyptic number.

1013302331 is a deficient number, since it is larger than the sum of its proper divisors (24714733).

1013302331 is an equidigital number, since it uses as much as digits as its factorization.

1013302331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24714732.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 1013302331 is about 31832.4100721262. The cubic root of 1013302331 is about 1004.4145930236.

Adding to 1013302331 its reverse (1332033101), we get a palindrome (2345335432).

The spelling of 1013302331 in words is "one billion, thirteen million, three hundred two thousand, three hundred thirty-one".