22110200121 has 16 divisors (see below), whose sum is σ = 29647277120. Its totient is φ = 14656861440.

The previous prime is 22110199987. The next prime is 22110200131. The reversal of 22110200121 is 12100201122.

It is not a de Polignac number, because 22110200121 - 2²¹ = 22108102969 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22110200097 and 22110200106.

It is not an unprimeable number, because it can be changed into a prime (22110200131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355266 + ... + 412836.

It is an arithmetic number, because the mean of its divisors is an integer number (1852954820).

Almost surely, 2^22110200121 is an apocalyptic number.

It is an amenable number.

22110200121 is a deficient number, since it is larger than the sum of its proper divisors (7537076999).

22110200121 is a wasteful number, since it uses less digits than its factorization.

22110200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58296.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 22110200121 its reverse (12100201122), we get a palindrome (34210401243).

The spelling of 22110200121 in words is "twenty-two billion, one hundred ten million, two hundred thousand, one hundred twenty-one".