22000021112111 has 16 divisors (see below), whose sum is σ = 26133146787840. Its totient is φ = 18120625296480.

The previous prime is 22000021112101. The next prime is 22000021112123. The reversal of 22000021112111 is 11121112000022.

It is not a de Polignac number, because 22000021112111 - 2¹⁴ = 22000021095727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22000021112101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 256768751 + ... + 256854416.

It is an arithmetic number, because the mean of its divisors is an integer number (1633321674240).

Almost surely, 2^{22000021112111} is an apocalyptic number.

22000021112111 is a deficient number, since it is larger than the sum of its proper divisors (4133125675729).

22000021112111 is a wasteful number, since it uses less digits than its factorization.

22000021112111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513623414.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 22000021112111 its reverse (11121112000022), we get a palindrome (33121133112133).

The spelling of 22000021112111 in words is "twenty-two trillion, twenty-one million, one hundred twelve thousand, one hundred eleven".