23322332211221 has 4 divisors (see below), whose sum is σ = 23322361383552. Its totient is φ = 23322303038892.

The previous prime is 23322332211197. The next prime is 23322332211257. The reversal of 23322332211221 is 12211223322332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23322332211221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23322332216221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13352165 + ... + 14997498.

It is an arithmetic number, because the mean of its divisors is an integer number (5830590345888).

Almost surely, 2^{23322332211221} is an apocalyptic number.

It is an amenable number.

23322332211221 is a deficient number, since it is larger than the sum of its proper divisors (29172331).

23322332211221 is an equidigital number, since it uses as much as digits as its factorization.

23322332211221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29172330.

The product of its digits is 10368, while the sum is 29.

Adding to 23322332211221 its reverse (12211223322332), we get a palindrome (35533555533553).

Subtracting from 23322332211221 its reverse (12211223322332), we obtain a square (11111108888889 = 3333333²).

It can be divided in two parts, 2332233 and 2211221, that added together give a palindrome (4543454).

The spelling of 23322332211221 in words is "twenty-three trillion, three hundred twenty-two billion, three hundred thirty-two million, two hundred eleven thousand, two hundred twenty-one".