213133033100 has 36 divisors (see below), whose sum is σ = 498075506544. Its totient is φ = 78695273280.

The previous prime is 213133033013. The next prime is 213133033153. The reversal of 213133033100 is 1330331312.

It is a super-2 number, since 2×213133033100² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81972944 + ... + 81975543.

Almost surely, 2^213133033100 is an apocalyptic number.

213133033100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213133033100 is an abundant number, since it is smaller than the sum of its proper divisors (284942473444).

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

213133033100 is a wasteful number, since it uses less digits than its factorization.

213133033100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163948514 (or 163948507 counting only the distinct ones).

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 213133033100 its reverse (1330331312), we get a palindrome (214463364412).

The spelling of 213133033100 in words is "two hundred thirteen billion, one hundred thirty-three million, thirty-three thousand, one hundred".