22001312321323 has 8 divisors (see below), whose sum is σ = 22124696924880. Its totient is φ = 21877932965280.

The previous prime is 22001312321321. The next prime is 22001312321341. The reversal of 22001312321323 is 32312321310022.

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 22001312321323 - 2¹ = 22001312321321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001312321321) 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, 7253413 + ... + 9829273.

It is an arithmetic number, because the mean of its divisors is an integer number (2765587115610).

Almost surely, 2^{22001312321323} is an apocalyptic number.

22001312321323 is a deficient number, since it is larger than the sum of its proper divisors (123384603557).

22001312321323 is a wasteful number, since it uses less digits than its factorization.

22001312321323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2623757.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 22001312321323 its reverse (32312321310022), we get a palindrome (54313633631345).

The spelling of 22001312321323 in words is "twenty-two trillion, one billion, three hundred twelve million, three hundred twenty-one thousand, three hundred twenty-three".