1011321032 has 16 divisors (see below), whose sum is σ = 1901665500. Its totient is φ = 504210240.

The previous prime is 1011321023. The next prime is 1011321061. The reversal of 1011321032 is 2301231101.

It can be written as a sum of positive squares in 2 ways, for example, as 997675396 + 13645636 = 31586^2 + 3694^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1011320998 and 1011321016.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 178319 + ... + 183902.

Almost surely, 2^1011321032 is an apocalyptic number.

It is an amenable number.

1011321032 is a deficient number, since it is larger than the sum of its proper divisors (890344468).

1011321032 is a wasteful number, since it uses less digits than its factorization.

1011321032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 362576 (or 362572 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 1011321032 is about 31801.2740625277. The cubic root of 1011321032 is about 1003.7595255883.

Adding to 1011321032 its reverse (2301231101), we get a palindrome (3312552133).

The spelling of 1011321032 in words is "one billion, eleven million, three hundred twenty-one thousand, thirty-two".