22012001122111 has 16 divisors (see below), whose sum is σ = 29554574934528. Its totient is φ = 15832807999200.

The previous prime is 22012001122061. The next prime is 22012001122159. The reversal of 22012001122111 is 11122110021022.

It is a cyclic number.

It is not a de Polignac number, because 22012001122111 - 2¹¹ = 22012001120063 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012301122111) 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, 10995004555 + ... + 10995006556.

It is an arithmetic number, because the mean of its divisors is an integer number (1847160933408).

Almost surely, 2^{22012001122111} is an apocalyptic number.

22012001122111 is a deficient number, since it is larger than the sum of its proper divisors (7542573812417).

22012001122111 is a wasteful number, since it uses less digits than its factorization.

22012001122111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21990011142.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22012001122111 its reverse (11122110021022), we get a palindrome (33134111143133).

The spelling of 22012001122111 in words is "twenty-two trillion, twelve billion, one million, one hundred twenty-two thousand, one hundred eleven".