20222022111 has 16 divisors (see below), whose sum is σ = 27681160320. Its totient is φ = 13126000160.

The previous prime is 20222022101. The next prime is 20222022113. The reversal of 20222022111 is 11122022202.

It is a cyclic number.

It is not a de Polignac number, because 20222022111 - 2¹⁵ = 20221989343 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20222022113) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464601 + ... + 506258.

It is an arithmetic number, because the mean of its divisors is an integer number (1730072520).

Almost surely, 2^20222022111 is an apocalyptic number.

20222022111 is a deficient number, since it is larger than the sum of its proper divisors (7459138209).

20222022111 is a wasteful number, since it uses less digits than its factorization.

20222022111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971046.

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

Adding to 20222022111 its reverse (11122022202), we get a palindrome (31344044313).

Subtracting from 20222022111 its reverse (11122022202), we obtain a palindrome (9099999909).

The spelling of 20222022111 in words is "twenty billion, two hundred twenty-two million, twenty-two thousand, one hundred eleven".