1011223232 has 14 divisors (see below), whose sum is σ = 2006646228. Its totient is φ = 505611584.

The previous prime is 1011223219. The next prime is 1011223247. The reversal of 1011223232 is 2323221101.

It is a self number, because there is not a number n which added to its sum of digits gives 1011223232.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7900118 + ... + 7900245.

Almost surely, 2^1011223232 is an apocalyptic number.

It is an amenable number.

1011223232 is a deficient number, since it is larger than the sum of its proper divisors (995422996).

1011223232 is an equidigital number, since it uses as much as digits as its factorization.

1011223232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15800375 (or 15800365 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1011223232 is about 31799.7363511083. The cubic root of 1011223232 is about 1003.7271682909.

Adding to 1011223232 its reverse (2323221101), we get a palindrome (3334444333).

The spelling of 1011223232 in words is "one billion, eleven million, two hundred twenty-three thousand, two hundred thirty-two".