22110210020011 has 4 divisors (see below), whose sum is σ = 22110257905912. Its totient is φ = 22110162134112.

The previous prime is 22110210019951. The next prime is 22110210020029. The reversal of 22110210020011 is 11002001201122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22110210020011 - 2⁷ = 22110210019883 is a prime.

It is a super-2 number, since 2×22110210020011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22110210019973 and 22110210020000.

It is not an unprimeable number, because it can be changed into a prime (22110210020911) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23243550 + ... + 24176083.

It is an arithmetic number, because the mean of its divisors is an integer number (5527564476478).

Almost surely, 2^{22110210020011} is an apocalyptic number.

22110210020011 is a deficient number, since it is larger than the sum of its proper divisors (47885901).

22110210020011 is an equidigital number, since it uses as much as digits as its factorization.

22110210020011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47885900.

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

Adding to 22110210020011 its reverse (11002001201122), we get a palindrome (33112211221133).

The spelling of 22110210020011 in words is "twenty-two trillion, one hundred ten billion, two hundred ten million, twenty thousand, eleven".