222123221301 has 4 divisors (see below), whose sum is σ = 296164295072. Its totient is φ = 148082147532.

The previous prime is 222123221219. The next prime is 222123221317. The reversal of 222123221301 is 103122321222.

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 not a de Polignac number, because 222123221301 - 2²¹ = 222121124149 is a prime.

It is a super-2 number, since 2×222123221301² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222123221351) 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, 37020536881 + ... + 37020536886.

It is an arithmetic number, because the mean of its divisors is an integer number (74041073768).

Almost surely, 2^222123221301 is an apocalyptic number.

It is an amenable number.

222123221301 is a deficient number, since it is larger than the sum of its proper divisors (74041073771).

222123221301 is an equidigital number, since it uses as much as digits as its factorization.

222123221301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74041073770.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 222123221301 its reverse (103122321222), we get a palindrome (325245542523).

The spelling of 222123221301 in words is "two hundred twenty-two billion, one hundred twenty-three million, two hundred twenty-one thousand, three hundred one".