213992901113 has 4 divisors (see below), whose sum is σ = 215355913380. Its totient is φ = 212629888848.

The previous prime is 213992901107. The next prime is 213992901119. The reversal of 213992901113 is 311109299312.

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

It is an interprime number because it is at equal distance from previous prime (213992901107) and next prime (213992901119).

It can be written as a sum of positive squares in 2 ways, for example, as 100294456249 + 113698444864 = 316693^2 + 337192^2 .

It is a cyclic number.

It is not a de Polignac number, because 213992901113 - 2⁶ = 213992901049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213992901119) 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, 681505898 + ... + 681506211.

It is an arithmetic number, because the mean of its divisors is an integer number (53838978345).

Almost surely, 2^213992901113 is an apocalyptic number.

It is an amenable number.

213992901113 is a deficient number, since it is larger than the sum of its proper divisors (1363012267).

213992901113 is a wasteful number, since it uses less digits than its factorization.

213992901113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1363012266.

The product of its (nonzero) digits is 26244, while the sum is 41.

The spelling of 213992901113 in words is "two hundred thirteen billion, nine hundred ninety-two million, nine hundred one thousand, one hundred thirteen".