213204220113 has 8 divisors (see below), whose sum is σ = 288515163808. Its totient is φ = 140014711584.

The previous prime is 213204219983. The next prime is 213204220127. The reversal of 213204220113 is 311022402312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 213204220113 - 2¹⁶ = 213204154577 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 213204220113.

It is not an unprimeable number, because it can be changed into a prime (213204220133) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 530358556 + ... + 530358957.

It is an arithmetic number, because the mean of its divisors is an integer number (36064395476).

Almost surely, 2^213204220113 is an apocalyptic number.

It is an amenable number.

213204220113 is a deficient number, since it is larger than the sum of its proper divisors (75310943695).

213204220113 is a wasteful number, since it uses less digits than its factorization.

213204220113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1060717583.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 213204220113 its reverse (311022402312), we get a palindrome (524226622425).

The spelling of 213204220113 in words is "two hundred thirteen billion, two hundred four million, two hundred twenty thousand, one hundred thirteen".