213113030099 has 4 divisors (see below), whose sum is σ = 213115813680. Its totient is φ = 213110246520.

The previous prime is 213113030087. The next prime is 213113030129. The reversal of 213113030099 is 990030311312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213113030099 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213113030029) 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, 1273604 + ... + 1431185.

It is an arithmetic number, because the mean of its divisors is an integer number (53278953420).

Almost surely, 2^213113030099 is an apocalyptic number.

213113030099 is a deficient number, since it is larger than the sum of its proper divisors (2783581).

213113030099 is an equidigital number, since it uses as much as digits as its factorization.

213113030099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783580.

The product of its (nonzero) digits is 4374, while the sum is 32.

The spelling of 213113030099 in words is "two hundred thirteen billion, one hundred thirteen million, thirty thousand, ninety-nine".