22111110120121 has 8 divisors (see below), whose sum is σ = 24121933352064. Its totient is φ = 20100407273520.

The previous prime is 22111110120089. The next prime is 22111110120131. The reversal of 22111110120121 is 12102101111122.

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

It is a cyclic number.

It is not a de Polignac number, because 22111110120121 - 2⁵ = 22111110120089 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22111110120095 and 22111110120104.

It is not an unprimeable number, because it can be changed into a prime (22111110120131) 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, 29712081 + ... + 30447166.

It is an arithmetic number, because the mean of its divisors is an integer number (3015241669008).

Almost surely, 2^{22111110120121} is an apocalyptic number.

It is an amenable number.

22111110120121 is a deficient number, since it is larger than the sum of its proper divisors (2010823231943).

22111110120121 is a wasteful number, since it uses less digits than its factorization.

22111110120121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60192671.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 22111110120121 its reverse (12102101111122), we get a palindrome (34213211231243).

The spelling of 22111110120121 in words is "twenty-two trillion, one hundred eleven billion, one hundred ten million, one hundred twenty thousand, one hundred twenty-one".