22102210121 has 8 divisors (see below), whose sum is σ = 22212213504. Its totient is φ = 21992256720.

The previous prime is 22102210033. The next prime is 22102210127. The reversal of 22102210121 is 12101220122.

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 22102210121 - 2³⁴ = 4922340937 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22102210096 and 22102210105.

It is not an unprimeable number, because it can be changed into a prime (22102210127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1131191 + ... + 1150563.

It is an arithmetic number, because the mean of its divisors is an integer number (2776526688).

Almost surely, 2^22102210121 is an apocalyptic number.

It is an amenable number.

22102210121 is a deficient number, since it is larger than the sum of its proper divisors (110003383).

22102210121 is a wasteful number, since it uses less digits than its factorization.

22102210121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24991.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22102210121 its reverse (12101220122), we get a palindrome (34203430243).

The spelling of 22102210121 in words is "twenty-two billion, one hundred two million, two hundred ten thousand, one hundred twenty-one".