22413223330021 has 4 divisors (see below), whose sum is σ = 23592866663200. Its totient is φ = 21233579996844.

The previous prime is 22413223330013. The next prime is 22413223330037. The reversal of 22413223330021 is 12003332231422.

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 not a de Polignac number, because 22413223330021 - 2³ = 22413223330013 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 (22413223330051) 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, 589821666561 + ... + 589821666598.

It is an arithmetic number, because the mean of its divisors is an integer number (5898216665800).

Almost surely, 2^{22413223330021} is an apocalyptic number.

It is an amenable number.

22413223330021 is a deficient number, since it is larger than the sum of its proper divisors (1179643333179).

22413223330021 is a wasteful number, since it uses less digits than its factorization.

22413223330021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179643333178.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 22413223330021 its reverse (12003332231422), we get a palindrome (34416555561443).

The spelling of 22413223330021 in words is "twenty-two trillion, four hundred thirteen billion, two hundred twenty-three million, three hundred thirty thousand, twenty-one".