22110122000021 has 8 divisors (see below), whose sum is σ = 24121603041888. Its totient is φ = 20098885950000.

The previous prime is 22110122000011. The next prime is 22110122000033. The reversal of 22110122000021 is 12000022101122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 22110122000021 - 2²² = 22110117805717 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110122000011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 61059230 + ... + 61420271.

It is an arithmetic number, because the mean of its divisors is an integer number (3015200380236).

Almost surely, 2^{22110122000021} is an apocalyptic number.

It is an amenable number.

22110122000021 is a deficient number, since it is larger than the sum of its proper divisors (2011481041867).

22110122000021 is a wasteful number, since it uses less digits than its factorization.

22110122000021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122495923.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22110122000021 its reverse (12000022101122), we get a palindrome (34110144101143).

The spelling of 22110122000021 in words is "twenty-two trillion, one hundred ten billion, one hundred twenty-two million, twenty-one", and thus it is an aban number.