22301021223001 has 4 divisors (see below), whose sum is σ = 22301082631332. Its totient is φ = 22300959814672.

The previous prime is 22301021222959. The next prime is 22301021223053. The reversal of 22301021223001 is 10032212010322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 12669613113600 + 9631408109401 = 3559440^2 + 3103451^2 .

It is a cyclic number.

It is not a de Polignac number, because 22301021223001 - 2¹⁹ = 22301020698713 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22301021223001.

It is not an unprimeable number, because it can be changed into a prime (22301021223101) 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, 30156166 + ... + 30886831.

It is an arithmetic number, because the mean of its divisors is an integer number (5575270657833).

Almost surely, 2^{22301021223001} is an apocalyptic number.

It is an amenable number.

22301021223001 is a deficient number, since it is larger than the sum of its proper divisors (61408331).

22301021223001 is an equidigital number, since it uses as much as digits as its factorization.

22301021223001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61408330.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 22301021223001 its reverse (10032212010322), we get a palindrome (32333233233323).

The spelling of 22301021223001 in words is "twenty-two trillion, three hundred one billion, twenty-one million, two hundred twenty-three thousand, one".