22101001231321 has 8 divisors (see below), whose sum is σ = 22814670117888. Its totient is φ = 21387378180000.

The previous prime is 22101001231313. The next prime is 22101001231333. The reversal of 22101001231321 is 12313210010122.

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

It is a cyclic number.

It is not a de Polignac number, because 22101001231321 - 2³ = 22101001231313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101001291321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10477540 + ... + 12408901.

It is an arithmetic number, because the mean of its divisors is an integer number (2851833764736).

Almost surely, 2^{22101001231321} is an apocalyptic number.

It is an amenable number.

22101001231321 is a deficient number, since it is larger than the sum of its proper divisors (713668886567).

22101001231321 is a wasteful number, since it uses less digits than its factorization.

22101001231321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22917623.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 22101001231321 its reverse (12313210010122), we get a palindrome (34414211241443).

The spelling of 22101001231321 in words is "twenty-two trillion, one hundred one billion, one million, two hundred thirty-one thousand, three hundred twenty-one".