22402002111 has 4 divisors (see below), whose sum is σ = 29869336152. Its totient is φ = 14934668072.

The previous prime is 22402002083. The next prime is 22402002143. The reversal of 22402002111 is 11120020422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22402002111 - 2¹¹ = 22402000063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22402004111) 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, 3733667016 + ... + 3733667021.

It is an arithmetic number, because the mean of its divisors is an integer number (7467334038).

Almost surely, 2^22402002111 is an apocalyptic number.

22402002111 is a deficient number, since it is larger than the sum of its proper divisors (7467334041).

22402002111 is an equidigital number, since it uses as much as digits as its factorization.

22402002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7467334040.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22402002111 its reverse (11120020422), we get a palindrome (33522022533).

The spelling of 22402002111 in words is "twenty-two billion, four hundred two million, two thousand, one hundred eleven".