22123114121121 has 16 divisors (see below), whose sum is σ = 31767348884544. Its totient is φ = 13613870055744.

The previous prime is 22123114121099. The next prime is 22123114121123. The reversal of 22123114121121 is 12112141132122.

It is not a de Polignac number, because 22123114121121 - 2⁵ = 22123114121089 is a prime.

It is a super-2 number, since 2×22123114121121² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 22123114121091 and 22123114121100.

It is not an unprimeable number, because it can be changed into a prime (22123114121123) 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, 5852391 + ... + 8859836.

It is an arithmetic number, because the mean of its divisors is an integer number (1985459305284).

Almost surely, 2^{22123114121121} is an apocalyptic number.

It is an amenable number.

22123114121121 is a deficient number, since it is larger than the sum of its proper divisors (9644234763423).

22123114121121 is a wasteful number, since it uses less digits than its factorization.

22123114121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14750800.

The product of its digits is 384, while the sum is 24.

Adding to 22123114121121 its reverse (12112141132122), we get a palindrome (34235255253243).

The spelling of 22123114121121 in words is "twenty-two trillion, one hundred twenty-three billion, one hundred fourteen million, one hundred twenty-one thousand, one hundred twenty-one".