22002113122321 has 4 divisors (see below), whose sum is σ = 22711858706944. Its totient is φ = 21292367537700.

The previous prime is 22002113122303. The next prime is 22002113122387. The reversal of 22002113122321 is 12322131120022.

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 22002113122321 - 2¹³ = 22002113114129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 22002113122292 and 22002113122301.

It is not an unprimeable number, because it can be changed into a prime (22002113152321) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354872792265 + ... + 354872792326.

It is an arithmetic number, because the mean of its divisors is an integer number (5677964676736).

Almost surely, 2^{22002113122321} is an apocalyptic number.

It is an amenable number.

22002113122321 is a deficient number, since it is larger than the sum of its proper divisors (709745584623).

22002113122321 is an equidigital number, since it uses as much as digits as its factorization.

22002113122321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 709745584622.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 22002113122321 its reverse (12322131120022), we get a palindrome (34324244242343).

The spelling of 22002113122321 in words is "twenty-two trillion, two billion, one hundred thirteen million, one hundred twenty-two thousand, three hundred twenty-one".