22001332313 has 8 divisors (see below), whose sum is σ = 22548031968. Its totient is φ = 21456225504.

The previous prime is 22001332271. The next prime is 22001332373. The reversal of 22001332313 is 31323310022.

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 22001332313 - 2⁸ = 22001332057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22001332373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370220 + ... + 425517.

It is an arithmetic number, because the mean of its divisors is an integer number (2818503996).

Almost surely, 2^22001332313 is an apocalyptic number.

It is an amenable number.

22001332313 is a deficient number, since it is larger than the sum of its proper divisors (546699655).

22001332313 is an equidigital number, since it uses as much as digits as its factorization.

22001332313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796423.

The product of its (nonzero) digits is 648, while the sum is 20.

Adding to 22001332313 its reverse (31323310022), we get a palindrome (53324642335).

The spelling of 22001332313 in words is "twenty-two billion, one million, three hundred thirty-two thousand, three hundred thirteen".