22110221121023 has 16 divisors (see below), whose sum is σ = 25922940426240. Its totient is φ = 18463296884256.

The previous prime is 22110221121019. The next prime is 22110221121047. The reversal of 22110221121023 is 32012112201122.

It is not a de Polignac number, because 22110221121023 - 2² = 22110221121019 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22110221120986 and 22110221121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22110221129023) 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, 94299215 + ... + 94533392.

It is an arithmetic number, because the mean of its divisors is an integer number (1620183776640).

Almost surely, 2^{22110221121023} is an apocalyptic number.

22110221121023 is a deficient number, since it is larger than the sum of its proper divisors (3812719305217).

22110221121023 is a wasteful number, since it uses less digits than its factorization.

22110221121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188833046.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 22110221121023 its reverse (32012112201122), we get a palindrome (54122333322145).

The spelling of 22110221121023 in words is "twenty-two trillion, one hundred ten billion, two hundred twenty-one million, one hundred twenty-one thousand, twenty-three".