22113155421321 has 8 divisors (see below), whose sum is σ = 31218572359584. Its totient is φ = 13874921048640.

The previous prime is 22113155421307. The next prime is 22113155421323. The reversal of 22113155421321 is 12312455131122.

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

It is not a de Polignac number, because 22113155421321 - 2⁹ = 22113155420809 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22113155421323) 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 7 ways as a sum of consecutive naturals, for example, 216795641335 + ... + 216795641436.

It is an arithmetic number, because the mean of its divisors is an integer number (3902321544948).

Almost surely, 2^{22113155421321} is an apocalyptic number.

It is an amenable number.

22113155421321 is a deficient number, since it is larger than the sum of its proper divisors (9105416938263).

22113155421321 is a wasteful number, since it uses less digits than its factorization.

22113155421321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433591282791.

The product of its digits is 14400, while the sum is 33.

The spelling of 22113155421321 in words is "twenty-two trillion, one hundred thirteen billion, one hundred fifty-five million, four hundred twenty-one thousand, three hundred twenty-one".