213300231101 has 4 divisors (see below), whose sum is σ = 218502675804. Its totient is φ = 208097786400.

The previous prime is 213300231091. The next prime is 213300231119. The reversal of 213300231101 is 101132003312.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 87764655001 + 125535576100 = 296251^2 + 354310^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213300231101 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213300231101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213300231301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2601222290 + ... + 2601222371.

It is an arithmetic number, because the mean of its divisors is an integer number (54625668951).

Almost surely, 2^213300231101 is an apocalyptic number.

It is an amenable number.

213300231101 is a deficient number, since it is larger than the sum of its proper divisors (5202444703).

213300231101 is an equidigital number, since it uses as much as digits as its factorization.

213300231101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5202444702.

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

Adding to 213300231101 its reverse (101132003312), we get a palindrome (314432234413).

The spelling of 213300231101 in words is "two hundred thirteen billion, three hundred million, two hundred thirty-one thousand, one hundred one".