111002022013 has 4 divisors (see below), whose sum is σ = 114002076700. Its totient is φ = 108001967328.

The previous prime is 111002022007. The next prime is 111002022041. The reversal of 111002022013 is 310220200111.

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 98434042564 + 12567979449 = 313742^2 + 112107^2 .

It is a cyclic number.

It is not a de Polignac number, because 111002022013 - 2⁵ = 111002021981 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111002021984 and 111002022002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111002022413) 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, 1500027288 + ... + 1500027361.

It is an arithmetic number, because the mean of its divisors is an integer number (28500519175).

Almost surely, 2^111002022013 is an apocalyptic number.

It is an amenable number.

111002022013 is a deficient number, since it is larger than the sum of its proper divisors (3000054687).

111002022013 is an equidigital number, since it uses as much as digits as its factorization.

111002022013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3000054686.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 111002022013 its reverse (310220200111), we get a palindrome (421222222124).

The spelling of 111002022013 in words is "one hundred eleven billion, two million, twenty-two thousand, thirteen".