22202022220111 has 4 divisors (see below), whose sum is σ = 23370549705400. Its totient is φ = 21033494734824.

The previous prime is 22202022220093. The next prime is 22202022220121. The reversal of 22202022220111 is 11102222020222.

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 22202022220111 - 2¹¹ = 22202022218063 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 1168527485269 = 22202022220111 / (2 + 2 + 2 + 0 + 2 + 0 + 2 + 2 + 2 + 2 + 0 + 1 + 1 + 1).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22202022220121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 584263742616 + ... + 584263742653.

It is an arithmetic number, because the mean of its divisors is an integer number (5842637426350).

Almost surely, 2^{22202022220111} is an apocalyptic number.

22202022220111 is a deficient number, since it is larger than the sum of its proper divisors (1168527485289).

22202022220111 is a wasteful number, since it uses less digits than its factorization.

22202022220111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1168527485288.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 22202022220111 its reverse (11102222020222), we get a palindrome (33304244240333).

The spelling of 22202022220111 in words is "twenty-two trillion, two hundred two billion, twenty-two million, two hundred twenty thousand, one hundred eleven".