22012220010111 has 32 divisors (see below), whose sum is σ = 32768947411200. Its totient is φ = 13061747612160.

The previous prime is 22012220010071. The next prime is 22012220010127. The reversal of 22012220010111 is 11101002221022.

It is not a de Polignac number, because 22012220010111 - 2¹⁵ = 22012219977343 is a prime.

It is a super-2 number, since 2×22012220010111² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012220010181) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19338496 + ... + 20445093.

It is an arithmetic number, because the mean of its divisors is an integer number (1024029606600).

Almost surely, 2^{22012220010111} is an apocalyptic number.

22012220010111 is a deficient number, since it is larger than the sum of its proper divisors (10756727401089).

22012220010111 is a wasteful number, since it uses less digits than its factorization.

22012220010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39784199.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22012220010111 its reverse (11101002221022), we get a palindrome (33113222231133).

The spelling of 22012220010111 in words is "twenty-two trillion, twelve billion, two hundred twenty million, ten thousand, one hundred eleven".