211112041022013 has 4 divisors (see below), whose sum is σ = 281482721362688. Its totient is φ = 140741360681340.

The previous prime is 211112041021943. The next prime is 211112041022017. The reversal of 211112041022013 is 310220140211112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 211112041022013 - 2²⁹ = 211111504151101 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 (211112041022017) 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, 35185340170333 + ... + 35185340170338.

It is an arithmetic number, because the mean of its divisors is an integer number (70370680340672).

Almost surely, 2^{211112041022013} is an apocalyptic number.

It is an amenable number.

211112041022013 is a deficient number, since it is larger than the sum of its proper divisors (70370680340675).

211112041022013 is an equidigital number, since it uses as much as digits as its factorization.

211112041022013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70370680340674.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 211112041022013 its reverse (310220140211112), we get a palindrome (521332181233125).

The spelling of 211112041022013 in words is "two hundred eleven trillion, one hundred twelve billion, forty-one million, twenty-two thousand, thirteen".