22110201120021 has 16 divisors (see below), whose sum is σ = 33691822769664. Its totient is φ = 12634367741424.

The previous prime is 22110201120019. The next prime is 22110201120037. The reversal of 22110201120021 is 12002110201122.

It is not a de Polignac number, because 22110201120021 - 2¹ = 22110201120019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110201120041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8558850 + ... + 10838556.

It is an arithmetic number, because the mean of its divisors is an integer number (2105738923104).

Almost surely, 2^{22110201120021} is an apocalyptic number.

22110201120021 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

22110201120021 is a deficient number, since it is larger than the sum of its proper divisors (11581621649643).

22110201120021 is a wasteful number, since it uses less digits than its factorization.

22110201120021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2741560.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22110201120021 its reverse (12002110201122), we get a palindrome (34112311321143).

The spelling of 22110201120021 in words is "twenty-two trillion, one hundred ten billion, two hundred one million, one hundred twenty thousand, twenty-one".