22200112121001 has 4 divisors (see below), whose sum is σ = 29600149494672. Its totient is φ = 14800074747332.

The previous prime is 22200112120969. The next prime is 22200112121039. The reversal of 22200112121001 is 10012121100222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 22200112121001 - 2⁵ = 22200112120969 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22200112121051) 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 3 ways as a sum of consecutive naturals, for example, 3700018686831 + ... + 3700018686836.

It is an arithmetic number, because the mean of its divisors is an integer number (7400037373668).

Almost surely, 2^{22200112121001} is an apocalyptic number.

It is an amenable number.

22200112121001 is a deficient number, since it is larger than the sum of its proper divisors (7400037373671).

22200112121001 is an equidigital number, since it uses as much as digits as its factorization.

22200112121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7400037373670.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22200112121001 its reverse (10012121100222), we get a palindrome (32212233221223).

The spelling of 22200112121001 in words is "twenty-two trillion, two hundred billion, one hundred twelve million, one hundred twenty-one thousand, one".