213748612113 has 16 divisors (see below), whose sum is σ = 295465262400. Its totient is φ = 137286838080.

The previous prime is 213748612109. The next prime is 213748612127. The reversal of 213748612113 is 311216847312.

It is not a de Polignac number, because 213748612113 - 2² = 213748612109 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213748612613) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2624623 + ... + 2704836.

It is an arithmetic number, because the mean of its divisors is an integer number (18466578900).

Almost surely, 2^213748612113 is an apocalyptic number.

It is an amenable number.

213748612113 is a deficient number, since it is larger than the sum of its proper divisors (81716650287).

213748612113 is a wasteful number, since it uses less digits than its factorization.

213748612113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5329952.

The product of its digits is 48384, while the sum is 39.

The spelling of 213748612113 in words is "two hundred thirteen billion, seven hundred forty-eight million, six hundred twelve thousand, one hundred thirteen".