1122332100 has 72 divisors (see below), whose sum is σ = 3335078208. Its totient is φ = 291196800.

The previous prime is 1122332089. The next prime is 1122332117. The reversal of 1122332100 is 12332211.

1122332100 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1122332100.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 39456 + ... + 61655.

Almost surely, 2^1122332100 is an apocalyptic number.

1122332100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122332100 is an abundant number, since it is smaller than the sum of its proper divisors (2212746108).

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

1122332100 is a wasteful number, since it uses less digits than its factorization.

1122332100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101165 (or 101158 counting only the distinct ones).

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

The square root of 1122332100 is about 33501.2253507241. The cubic root of 1122332100 is about 1039.2191191996.

Adding to 1122332100 its reverse (12332211), we get a palindrome (1134664311).

The spelling of 1122332100 in words is "one billion, one hundred twenty-two million, three hundred thirty-two thousand, one hundred".