22203243221001 has 4 divisors (see below), whose sum is σ = 29604324294672. Its totient is φ = 14802162147332.

The previous prime is 22203243220993. The next prime is 22203243221069. The reversal of 22203243221001 is 10012234230222.

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 22203243221001 - 2³ = 22203243220993 is a prime.

It is a super-2 number, since 2×22203243221001² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22203243221701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3700540536831 + ... + 3700540536836.

It is an arithmetic number, because the mean of its divisors is an integer number (7401081073668).

Almost surely, 2^{22203243221001} is an apocalyptic number.

It is an amenable number.

22203243221001 is a deficient number, since it is larger than the sum of its proper divisors (7401081073671).

22203243221001 is an equidigital number, since it uses as much as digits as its factorization.

22203243221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7401081073670.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 22203243221001 its reverse (10012234230222), we get a palindrome (32215477451223).

The spelling of 22203243221001 in words is "twenty-two trillion, two hundred three billion, two hundred forty-three million, two hundred twenty-one thousand, one".