22203244055405 has 8 divisors (see below), whose sum is σ = 30450163276032. Its totient is φ = 15225081637968.

The previous prime is 22203244055381. The next prime is 22203244055407. The reversal of 22203244055405 is 50455044230222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22203244055405 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 (22203244055407) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317189200757 + ... + 317189200826.

It is an arithmetic number, because the mean of its divisors is an integer number (3806270409504).

Almost surely, 2^{22203244055405} is an apocalyptic number.

It is an amenable number.

22203244055405 is a deficient number, since it is larger than the sum of its proper divisors (8246919220627).

22203244055405 is an equidigital number, since it uses as much as digits as its factorization.

22203244055405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 634378401595.

The product of its (nonzero) digits is 384000, while the sum is 38.

Adding to 22203244055405 its reverse (50455044230222), we get a palindrome (72658288285627).

The spelling of 22203244055405 in words is "twenty-two trillion, two hundred three billion, two hundred forty-four million, fifty-five thousand, four hundred five".