222320102001 has 4 divisors (see below), whose sum is σ = 296426802672. Its totient is φ = 148213401332.

The previous prime is 222320101999. The next prime is 222320102009. The reversal of 222320102001 is 100201023222.

It is a happy number.

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 222320102001 - 2¹ = 222320101999 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (222320102009) 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, 37053350331 + ... + 37053350336.

It is an arithmetic number, because the mean of its divisors is an integer number (74106700668).

Almost surely, 2^222320102001 is an apocalyptic number.

It is an amenable number.

222320102001 is a deficient number, since it is larger than the sum of its proper divisors (74106700671).

222320102001 is an equidigital number, since it uses as much as digits as its factorization.

222320102001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74106700670.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 222320102001 its reverse (100201023222), we get a palindrome (322521125223).

The spelling of 222320102001 in words is "two hundred twenty-two billion, three hundred twenty million, one hundred two thousand, one".