22112100020011 has 32 divisors (see below), whose sum is σ = 24021675014400. Its totient is φ = 20277379123200.

The previous prime is 22112100020009. The next prime is 22112100020033. The reversal of 22112100020011 is 11002000121122.

It is not a de Polignac number, because 22112100020011 - 2¹ = 22112100020009 is a prime.

It is a super-4 number, since 4×22112100020011⁴ (a number of 54 digits) contains 4444 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22112100019973 and 22112100020000.

It is not an unprimeable number, because it can be changed into a prime (22112100020611) 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, 56511301 + ... + 56901241.

It is an arithmetic number, because the mean of its divisors is an integer number (750677344200).

Almost surely, 2^{22112100020011} is an apocalyptic number.

22112100020011 is a deficient number, since it is larger than the sum of its proper divisors (1909574994389).

22112100020011 is a wasteful number, since it uses less digits than its factorization.

22112100020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 390535.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 22112100020011 its reverse (11002000121122), we get a palindrome (33114100141133).

The spelling of 22112100020011 in words is "twenty-two trillion, one hundred twelve billion, one hundred million, twenty thousand, eleven".