22013313021001 has 4 divisors (see below), whose sum is σ = 22608267427012. Its totient is φ = 21418358614992.

The previous prime is 22013313020971. The next prime is 22013313021019. The reversal of 22013313021001 is 10012031331022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 20417285065401 + 1596027955600 = 4518549^2 + 1263340^2 .

It is a cyclic number.

It is not a de Polignac number, because 22013313021001 - 2¹⁷ = 22013312889929 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22013313021001.

It is not an unprimeable number, because it can be changed into a prime (22013313021071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 297477202950 + ... + 297477203023.

It is an arithmetic number, because the mean of its divisors is an integer number (5652066856753).

Almost surely, 2^{22013313021001} is an apocalyptic number.

It is an amenable number.

22013313021001 is a deficient number, since it is larger than the sum of its proper divisors (594954406011).

22013313021001 is an equidigital number, since it uses as much as digits as its factorization.

22013313021001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594954406010.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 22013313021001 its reverse (10012031331022), we get a palindrome (32025344352023).

The spelling of 22013313021001 in words is "twenty-two trillion, thirteen billion, three hundred thirteen million, twenty-one thousand, one".