2223222111123 has 64 divisors (see below), whose sum is σ = 3364994949120. Its totient is φ = 1296681040512.

The previous prime is 2223222111107. The next prime is 2223222111127. The reversal of 2223222111123 is 3211112223222.

It is not a de Polignac number, because 2223222111123 - 2⁴ = 2223222111107 is a prime.

It is a super-2 number, since 2×2223222111123² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2223222111093 and 2223222111102.

It is not an unprimeable number, because it can be changed into a prime (2223222111127) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7092436 + ... + 7399262.

It is an arithmetic number, because the mean of its divisors is an integer number (52578046080).

Almost surely, 2^{2223222111123} is an apocalyptic number.

2223222111123 is a deficient number, since it is larger than the sum of its proper divisors (1141772837997).

2223222111123 is a wasteful number, since it uses less digits than its factorization.

2223222111123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 307016.

The product of its digits is 1152, while the sum is 24.

Adding to 2223222111123 its reverse (3211112223222), we get a palindrome (5434334334345).

The spelling of 2223222111123 in words is "two trillion, two hundred twenty-three billion, two hundred twenty-two million, one hundred eleven thousand, one hundred twenty-three".