1330312011 has 16 divisors (see below), whose sum is σ = 2031993600. Its totient is φ = 758359008.

The previous prime is 1330312007. The next prime is 1330312043. The reversal of 1330312011 is 1102130331.

It is not a de Polignac number, because 1330312011 - 2² = 1330312007 is a prime.

It is a super-2 number, since 2×1330312011² = 3539460093221728242, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1330312411) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66796 + ... + 84393.

It is an arithmetic number, because the mean of its divisors is an integer number (126999600).

Almost surely, 2^1330312011 is an apocalyptic number.

1330312011 is a deficient number, since it is larger than the sum of its proper divisors (701681589).

1330312011 is a wasteful number, since it uses less digits than its factorization.

1330312011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151618.

The product of its (nonzero) digits is 54, while the sum is 15.

The square root of 1330312011 is about 36473.4425438565. The cubic root of 1330312011 is about 1099.8104386849.

Adding to 1330312011 its reverse (1102130331), we get a palindrome (2432442342).

The spelling of 1330312011 in words is "one billion, three hundred thirty million, three hundred twelve thousand, eleven".