1331133300 has 108 divisors (see below), whose sum is σ = 4768437856. Its totient is φ = 304257600.

The previous prime is 1331133283. The next prime is 1331133311. The reversal of 1331133300 is 33311331.

1331133300 is a `hidden beast` number, since 1 + 331 + 1 + 3 + 330 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 99346 + ... + 111945.

Almost surely, 2^1331133300 is an apocalyptic number.

1331133300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1331133300 is an abundant number, since it is smaller than the sum of its proper divisors (3437304556).

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

1331133300 is a wasteful number, since it uses less digits than its factorization.

1331133300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211318 (or 211308 counting only the distinct ones).

The product of its (nonzero) digits is 243, while the sum is 18.

The square root of 1331133300 is about 36484.6995328179. The cubic root of 1331133300 is about 1100.0367205373.

Adding to 1331133300 its reverse (33311331), we get a palindrome (1364444631).

The spelling of 1331133300 in words is "one billion, three hundred thirty-one million, one hundred thirty-three thousand, three hundred".