213012331100 has 36 divisors (see below), whose sum is σ = 482334014064. Its totient is φ = 81500369280.

The previous prime is 213012331019. The next prime is 213012331121. The reversal of 213012331100 is 1133210312.

213012331100 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 46304729 + ... + 46309328.

Almost surely, 2^213012331100 is an apocalyptic number.

213012331100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213012331100 is an abundant number, since it is smaller than the sum of its proper divisors (269321682964).

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

213012331100 is a wasteful number, since it uses less digits than its factorization.

213012331100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 92614094 (or 92614087 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 213012331100 its reverse (1133210312), we get a palindrome (214145541412).

The spelling of 213012331100 in words is "two hundred thirteen billion, twelve million, three hundred thirty-one thousand, one hundred".