1011331132 has 24 divisors (see below), whose sum is σ = 2023418880. Its totient is φ = 433265520.

The previous prime is 1011331127. The next prime is 1011331157. The reversal of 1011331132 is 2311331101.

1011331132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 97869 + ... + 107707.

It is an arithmetic number, because the mean of its divisors is an integer number (84309120).

Almost surely, 2^1011331132 is an apocalyptic number.

It is an amenable number.

1011331132 is an abundant number, since it is smaller than the sum of its proper divisors (1012087748).

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

1011331132 is a wasteful number, since it uses less digits than its factorization.

1011331132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13521 (or 13519 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

The square root of 1011331132 is about 31801.4328608005. The cubic root of 1011331132 is about 1003.7628670717.

Adding to 1011331132 its reverse (2311331101), we get a palindrome (3322662233).

The spelling of 1011331132 in words is "one billion, eleven million, three hundred thirty-one thousand, one hundred thirty-two".