111001132013 has 4 divisors (see below), whose sum is σ = 111004876668. Its totient is φ = 110997387360.

The previous prime is 111001131977. The next prime is 111001132019. The reversal of 111001132013 is 310231100111.

It is a happy number.

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 71774160649 + 39226971364 = 267907^2 + 198058^2 .

It is a cyclic number.

It is not a de Polignac number, because 111001132013 - 2¹⁴ = 111001115629 is a prime.

It is a super-3 number, since 3×111001132013³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111001132019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1827506 + ... + 1887267.

It is an arithmetic number, because the mean of its divisors is an integer number (27751219167).

Almost surely, 2^111001132013 is an apocalyptic number.

It is an amenable number.

111001132013 is a deficient number, since it is larger than the sum of its proper divisors (3744655).

111001132013 is an equidigital number, since it uses as much as digits as its factorization.

111001132013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3744654.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 111001132013 its reverse (310231100111), we get a palindrome (421232232124).

The spelling of 111001132013 in words is "one hundred eleven billion, one million, one hundred thirty-two thousand, thirteen".