222320300101 has 4 divisors (see below), whose sum is σ = 222705604492. Its totient is φ = 221934995712.

The previous prime is 222320300089. The next prime is 222320300149. The reversal of 222320300101 is 101003023222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 101003023222 = 2 ⋅50501511611.

It can be written as a sum of positive squares in 2 ways, for example, as 108110097601 + 114210202500 = 328801^2 + 337950^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222320300101 is a prime.

It is a super-2 number, since 2×222320300101² (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 (222320300171) 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, 192651330 + ... + 192652483.

It is an arithmetic number, because the mean of its divisors is an integer number (55676401123).

Almost surely, 2^222320300101 is an apocalyptic number.

It is an amenable number.

222320300101 is a deficient number, since it is larger than the sum of its proper divisors (385304391).

222320300101 is an equidigital number, since it uses as much as digits as its factorization.

222320300101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385304390.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 222320300101 its reverse (101003023222), we get a palindrome (323323323323).

The spelling of 222320300101 in words is "two hundred twenty-two billion, three hundred twenty million, three hundred thousand, one hundred one".