213113433213300 has 72 divisors (see below), whose sum is σ = 616615594513632. Its totient is φ = 56829567344000.

The previous prime is 213113433213277. The next prime is 213113433213371. The reversal of 213113433213300 is 3312334311312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 21048955 + ... + 29483645.

It is an arithmetic number, because the mean of its divisors is an integer number (8564105479356).

Almost surely, 2^{213113433213300} is an apocalyptic number.

213113433213300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213113433213300 is an abundant number, since it is smaller than the sum of its proper divisors (403502161300332).

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

213113433213300 is a wasteful number, since it uses less digits than its factorization.

213113433213300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8518929 (or 8518922 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 30.

Adding to 213113433213300 its reverse (3312334311312), we get a palindrome (216425767524612).

The spelling of 213113433213300 in words is "two hundred thirteen trillion, one hundred thirteen billion, four hundred thirty-three million, two hundred thirteen thousand, three hundred".