111000022013 has 2 divisors, whose sum is σ = 111000022014. Its totient is φ = 111000022012.

The previous prime is 111000021991. The next prime is 111000022027. The reversal of 111000022013 is 310220000111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97405161604 + 13594860409 = 312098^2 + 116597^2 .

It is a cyclic number.

It is not a de Polignac number, because 111000022013 - 2⁶ = 111000021949 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111000021985 and 111000022003.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111000022093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55500011006 + 55500011007.

It is an arithmetic number, because the mean of its divisors is an integer number (55500011007).

Almost surely, 2^111000022013 is an apocalyptic number.

It is an amenable number.

111000022013 is a deficient number, since it is larger than the sum of its proper divisors (1).

111000022013 is an equidigital number, since it uses as much as digits as its factorization.

111000022013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 111000022013 its reverse (310220000111), we get a palindrome (421220022124).

The spelling of 111000022013 in words is "one hundred eleven billion, twenty-two thousand, thirteen".