1011220332 has 24 divisors (see below), whose sum is σ = 2360329776. Its totient is φ = 336956928.

The previous prime is 1011220321. The next prime is 1011220339. The reversal of 1011220332 is 2330221101.

It is not an unprimeable number, because it can be changed into a prime (1011220339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26148 + ... + 52020.

It is an arithmetic number, because the mean of its divisors is an integer number (98347074).

Almost surely, 2^1011220332 is an apocalyptic number.

1011220332 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1011220332 is an abundant number, since it is smaller than the sum of its proper divisors (1349109444).

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

1011220332 is a wasteful number, since it uses less digits than its factorization.

1011220332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29137 (or 29135 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1011220332 is about 31799.6907532133. The cubic root of 1011220332 is about 1003.7262087890.

Adding to 1011220332 its reverse (2330221101), we get a palindrome (3341441433).

The spelling of 1011220332 in words is "one billion, eleven million, two hundred twenty thousand, three hundred thirty-two".