111250213050013 has 4 divisors (see below), whose sum is σ = 111250244437308. Its totient is φ = 111250181662720.

The previous prime is 111250213049999. The next prime is 111250213050017. The reversal of 111250213050013 is 310050312052111.

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

It can be written as a sum of positive squares in 2 ways, for example, as 37405786264729 + 73844426785284 = 6116027^2 + 8593278^2 .

It is a cyclic number.

It is not a de Polignac number, because 111250213050013 - 2¹⁷ = 111250212918941 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 111250213050013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111250213050017) 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, 9584206 + ... + 17730127.

It is an arithmetic number, because the mean of its divisors is an integer number (27812561109327).

Almost surely, 2^{111250213050013} is an apocalyptic number.

It is an amenable number.

111250213050013 is a deficient number, since it is larger than the sum of its proper divisors (31387295).

111250213050013 is an equidigital number, since it uses as much as digits as its factorization.

111250213050013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31387294.

The product of its (nonzero) digits is 900, while the sum is 25.

The spelling of 111250213050013 in words is "one hundred eleven trillion, two hundred fifty billion, two hundred thirteen million, fifty thousand, thirteen".