213013144199 has 4 divisors (see below), whose sum is σ = 213927363936. Its totient is φ = 212098924464.

The previous prime is 213013144189. The next prime is 213013144207. The reversal of 213013144199 is 991441310312.

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

It is a cyclic number.

It is not a de Polignac number, because 213013144199 - 2²⁴ = 212996366983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213013144129) 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, 457109519 + ... + 457109984.

It is an arithmetic number, because the mean of its divisors is an integer number (53481840984).

Almost surely, 2^213013144199 is an apocalyptic number.

213013144199 is a deficient number, since it is larger than the sum of its proper divisors (914219737).

213013144199 is an equidigital number, since it uses as much as digits as its factorization.

213013144199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914219736.

The product of its (nonzero) digits is 23328, while the sum is 38.

The spelling of 213013144199 in words is "two hundred thirteen billion, thirteen million, one hundred forty-four thousand, one hundred ninety-nine".