22200230121 has 8 divisors (see below), whose sum is σ = 29603336064. Its totient is φ = 14798638800.

The previous prime is 22200230119. The next prime is 22200230149. The reversal of 22200230121 is 12103200222.

It is a happy number.

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

It is not a de Polignac number, because 22200230121 - 2¹ = 22200230119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22200230121.

It is not an unprimeable number, because it can be changed into a prime (22200230161) 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, 344001 + ... + 403406.

It is an arithmetic number, because the mean of its divisors is an integer number (3700417008).

Almost surely, 2^22200230121 is an apocalyptic number.

It is an amenable number.

22200230121 is a deficient number, since it is larger than the sum of its proper divisors (7403105943).

22200230121 is an equidigital number, since it uses as much as digits as its factorization.

22200230121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 757311.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 22200230121 its reverse (12103200222), we get a palindrome (34303430343).

The spelling of 22200230121 in words is "twenty-two billion, two hundred million, two hundred thirty thousand, one hundred twenty-one".