1002311332 has 48 divisors (see below), whose sum is σ = 2019225600. Its totient is φ = 430544160.

The previous prime is 1002311329. The next prime is 1002311341. The reversal of 1002311332 is 2331132001.

It is a super-2 number, since 2×1002311332² = 2009256012511228448, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 399193 + ... + 401695.

It is an arithmetic number, because the mean of its divisors is an integer number (42067200).

Almost surely, 2^1002311332 is an apocalyptic number.

It is an amenable number.

1002311332 is an abundant number, since it is smaller than the sum of its proper divisors (1016914268).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1002311332 is a wasteful number, since it uses less digits than its factorization.

1002311332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3016 (or 3014 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1002311332 is about 31659.3008766776. The cubic root of 1002311332 is about 1000.7698511771.

Adding to 1002311332 its reverse (2331132001), we get a palindrome (3333443333).

The spelling of 1002311332 in words is "one billion, two million, three hundred eleven thousand, three hundred thirty-two".