1013330331 has 40 divisors (see below), whose sum is σ = 1633517424. Its totient is φ = 622313280.

The previous prime is 1013330309. The next prime is 1013330341. The reversal of 1013330331 is 1330333101.

1013330331 is a `hidden beast` number, since 1 + 0 + 1 + 3 + 330 + 331 = 666.

It is not a de Polignac number, because 1013330331 - 2⁵ = 1013330299 is a prime.

It is a super-2 number, since 2×1013330331² = 2053676719449139122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013330341) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 954541 + ... + 955601.

Almost surely, 2^1013330331 is an apocalyptic number.

1013330331 is a deficient number, since it is larger than the sum of its proper divisors (620187093).

1013330331 is a wasteful number, since it uses less digits than its factorization.

1013330331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1993 (or 1984 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

The square root of 1013330331 is about 31832.8498724195. The cubic root of 1013330331 is about 1004.4238444085.

Adding to 1013330331 its reverse (1330333101), we get a palindrome (2343663432).

The spelling of 1013330331 in words is "one billion, thirteen million, three hundred thirty thousand, three hundred thirty-one".