22119013 has 4 divisors (see below), whose sum is σ = 25278880. Its totient is φ = 18959148.

The previous prime is 22119001. The next prime is 22119017. The reversal of 22119013 is 31091122.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31091122 = 2 ⋅15545561.

It is a cyclic number.

It is not a de Polignac number, because 22119013 - 2⁵ = 22118981 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 (22119017) 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, 1579923 + ... + 1579936.

It is an arithmetic number, because the mean of its divisors is an integer number (6319720).

Almost surely, 2^22119013 is an apocalyptic number.

It is an amenable number.

22119013 is a deficient number, since it is larger than the sum of its proper divisors (3159867).

22119013 is an equidigital number, since it uses as much as digits as its factorization.

22119013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3159866.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 22119013 is about 4703.0854765781. The cubic root of 22119013 is about 280.7082960489.

The spelling of 22119013 in words is "twenty-two million, one hundred nineteen thousand, thirteen".