111442322010013 has 4 divisors (see below), whose sum is σ = 112591211927740. Its totient is φ = 110293432092288.

The previous prime is 111442322009989. The next prime is 111442322010091. The reversal of 111442322010013 is 310010223244111.

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 87170362961049 + 24271959048964 = 9336507^2 + 4926658^2 .

It is a cyclic number.

It is not a de Polignac number, because 111442322010013 - 2⁵ = 111442322009981 is a prime.

It is a super-2 number, since 2×111442322010013² (a number of 29 digits) contains 22 as substring.

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 111442322010013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111442322010713) 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, 574444958718 + ... + 574444958911.

It is an arithmetic number, because the mean of its divisors is an integer number (28147802981935).

Almost surely, 2^{111442322010013} is an apocalyptic number.

It is an amenable number.

111442322010013 is a deficient number, since it is larger than the sum of its proper divisors (1148889917727).

111442322010013 is an equidigital number, since it uses as much as digits as its factorization.

111442322010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1148889917726.

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 111442322010013 its reverse (310010223244111), we get a palindrome (421452545254124).

The spelling of 111442322010013 in words is "one hundred eleven trillion, four hundred forty-two billion, three hundred twenty-two million, ten thousand, thirteen".