22021112102011 has 16 divisors (see below), whose sum is σ = 24611337525600. Its totient is φ = 19529032089600.

The previous prime is 22021112101951. The next prime is 22021112102057. The reversal of 22021112102011 is 11020121112022.

It is not a de Polignac number, because 22021112102011 - 2⁷ = 22021112101883 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021112102081) 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, 2321935 + ... + 7030903.

It is an arithmetic number, because the mean of its divisors is an integer number (1538208595350).

Almost surely, 2^{22021112102011} is an apocalyptic number.

22021112102011 is a deficient number, since it is larger than the sum of its proper divisors (2590225423589).

22021112102011 is a wasteful number, since it uses less digits than its factorization.

22021112102011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4719390.

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

Adding to 22021112102011 its reverse (11020121112022), we get a palindrome (33041233214033).

The spelling of 22021112102011 in words is "twenty-two trillion, twenty-one billion, one hundred twelve million, one hundred two thousand, eleven".