22100311303121 has 4 divisors (see below), whose sum is σ = 22161872059200. Its totient is φ = 22038750547044.

The previous prime is 22100311303079. The next prime is 22100311303199. The reversal of 22100311303121 is 12130311300122.

It is a happy number.

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 a de Polignac number, because none of the positive numbers 2^k-22100311303121 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22100311303093 and 22100311303102.

It is not an unprimeable number, because it can be changed into a prime (22100311306121) 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, 30780377501 + ... + 30780378218.

It is an arithmetic number, because the mean of its divisors is an integer number (5540468014800).

Almost surely, 2^{22100311303121} is an apocalyptic number.

It is an amenable number.

22100311303121 is a deficient number, since it is larger than the sum of its proper divisors (61560756079).

22100311303121 is an equidigital number, since it uses as much as digits as its factorization.

22100311303121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61560756078.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 22100311303121 its reverse (12130311300122), we get a palindrome (34230622603243).

The spelling of 22100311303121 in words is "twenty-two trillion, one hundred billion, three hundred eleven million, three hundred three thousand, one hundred twenty-one".