22100112210121 has 8 divisors (see below), whose sum is σ = 24110603028288. Its totient is φ = 20089853010000.

The previous prime is 22100112210119. The next prime is 22100112210131. The reversal of 22100112210121 is 12101221100122.

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 22100112210121 - 2¹ = 22100112210119 is a prime.

It is a super-2 number, since 2×22100112210121² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22100112210095 and 22100112210104.

It is not an unprimeable number, because it can be changed into a prime (22100112210101) 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, 57704970 + ... + 58086691.

It is an arithmetic number, because the mean of its divisors is an integer number (3013825378536).

Almost surely, 2^{22100112210121} is an apocalyptic number.

It is an amenable number.

22100112210121 is a deficient number, since it is larger than the sum of its proper divisors (2010490818167).

22100112210121 is a wasteful number, since it uses less digits than its factorization.

22100112210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115809023.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 22100112210121 its reverse (12101221100122), we get a palindrome (34201333310243).

The spelling of 22100112210121 in words is "twenty-two trillion, one hundred billion, one hundred twelve million, two hundred ten thousand, one hundred twenty-one".