21110022119 has 8 divisors (see below), whose sum is σ = 22685398128. Its totient is φ = 19571713920.

The previous prime is 21110022107. The next prime is 21110022139. The reversal of 21110022119 is 91122001112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 21110022119 - 2¹² = 21110018023 is a prime.

It is a super-2 number, since 2×21110022119² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 21110022119.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21110022139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9265772 + ... + 9268049.

It is an arithmetic number, because the mean of its divisors is an integer number (2835674766).

Almost surely, 2^21110022119 is an apocalyptic number.

21110022119 is a deficient number, since it is larger than the sum of its proper divisors (1575376009).

21110022119 is a wasteful number, since it uses less digits than its factorization.

21110022119 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18533905.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 21110022119 in words is "twenty-one billion, one hundred ten million, twenty-two thousand, one hundred nineteen".