22100000021011 has 16 divisors (see below), whose sum is σ = 24665962890240. Its totient is φ = 19632092762880.

The previous prime is 22100000021003. The next prime is 22100000021041. The reversal of 22100000021011 is 11012000000122.

It is a cyclic number.

It is not a de Polignac number, because 22100000021011 - 2³ = 22100000021003 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22100000021041) 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, 131006071 + ... + 131174656.

It is an arithmetic number, because the mean of its divisors is an integer number (1541622680640).

Almost surely, 2^{22100000021011} is an apocalyptic number.

22100000021011 is a deficient number, since it is larger than the sum of its proper divisors (2565962869229).

22100000021011 is a wasteful number, since it uses less digits than its factorization.

22100000021011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262180914.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22100000021011 its reverse (11012000000122), we get a palindrome (33112000021133).

The spelling of 22100000021011 in words is "twenty-two trillion, one hundred billion, twenty-one thousand, eleven".