222103201123 has 4 divisors (see below), whose sum is σ = 224140845280. Its totient is φ = 220065556968.

The previous prime is 222103201109. The next prime is 222103201181. The reversal of 222103201123 is 321102301222.

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

It is a cyclic number.

It is not a de Polignac number, because 222103201123 - 2³³ = 213513266531 is a prime.

It is a super-2 number, since 2×222103201123² (a number of 23 digits) contains 22 as substring.

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 222103201123.

It is not an unprimeable number, because it can be changed into a prime (222103201193) 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, 1018821915 + ... + 1018822132.

It is an arithmetic number, because the mean of its divisors is an integer number (56035211320).

Almost surely, 2^222103201123 is an apocalyptic number.

222103201123 is a deficient number, since it is larger than the sum of its proper divisors (2037644157).

222103201123 is a wasteful number, since it uses less digits than its factorization.

222103201123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2037644156.

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

Adding to 222103201123 its reverse (321102301222), we get a palindrome (543205502345).

The spelling of 222103201123 in words is "two hundred twenty-two billion, one hundred three million, two hundred one thousand, one hundred twenty-three".