22322221001213 has 12 divisors (see below), whose sum is σ = 25967056438620. Its totient is φ = 19133044039872.

The previous prime is 22322221001167. The next prime is 22322221001273. The reversal of 22322221001213 is 31210012222322.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 3546058077604 + 18776162923609 = 1883098^2 + 4333147^2 .

It is not a de Polignac number, because 22322221001213 - 2²⁶ = 22322153892349 is a prime.

It is a super-3 number, since 3×22322221001213³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22322221001273) 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 11 ways as a sum of consecutive naturals, for example, 113378 + ... + 6682611.

It is an arithmetic number, because the mean of its divisors is an integer number (2163921369885).

Almost surely, 2^{22322221001213} is an apocalyptic number.

It is an amenable number.

22322221001213 is a deficient number, since it is larger than the sum of its proper divisors (3644835437407).

22322221001213 is an equidigital number, since it uses as much as digits as its factorization.

22322221001213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6863036 (or 6863029 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22322221001213 its reverse (31210012222322), we get a palindrome (53532233223535).

The spelling of 22322221001213 in words is "twenty-two trillion, three hundred twenty-two billion, two hundred twenty-one million, one thousand, two hundred thirteen".