22102211121023 has 4 divisors (see below), whose sum is σ = 24111503041128. Its totient is φ = 20092919200920.

The previous prime is 22102211121019. The next prime is 22102211121041. The reversal of 22102211121023 is 32012111220122.

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 22102211121023 - 2² = 22102211121019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22102211120986 and 22102211121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22102211121223) 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 3 ways as a sum of consecutive naturals, for example, 1004645960036 + ... + 1004645960057.

It is an arithmetic number, because the mean of its divisors is an integer number (6027875760282).

Almost surely, 2^{22102211121023} is an apocalyptic number.

22102211121023 is a deficient number, since it is larger than the sum of its proper divisors (2009291920105).

22102211121023 is a wasteful number, since it uses less digits than its factorization.

22102211121023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2009291920104.

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

Adding to 22102211121023 its reverse (32012111220122), we get a palindrome (54114322341145).

Subtracting 22102211121023 from its reverse (32012111220122), we obtain a palindrome (9909900099099).

The spelling of 22102211121023 in words is "twenty-two trillion, one hundred two billion, two hundred eleven million, one hundred twenty-one thousand, twenty-three".