1320133100 has 72 divisors (see below), whose sum is σ = 3365545008. Its totient is φ = 443116800.

The previous prime is 1320133069. The next prime is 1320133121. The reversal of 1320133100 is 13310231.

It is a super-2 number, since 2×1320133100² = 3485502803431220000, which contains 22 as substring.

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, 31859 + ... + 60458.

Almost surely, 2^1320133100 is an apocalyptic number.

1320133100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1320133100 is an abundant number, since it is smaller than the sum of its proper divisors (2045411908).

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

1320133100 is a wasteful number, since it uses less digits than its factorization.

1320133100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92355 (or 92348 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 1320133100 is about 36333.6359314616. The cubic root of 1320133100 is about 1096.9981793358.

Adding to 1320133100 its reverse (13310231), we get a palindrome (1333443331).

The spelling of 1320133100 in words is "one billion, three hundred twenty million, one hundred thirty-three thousand, one hundred".