222200211123 has 56 divisors (see below), whose sum is σ = 366769790640. Its totient is φ = 133430794560.

The previous prime is 222200211119. The next prime is 222200211139. The reversal of 222200211123 is 321112002222.

It is not a de Polignac number, because 222200211123 - 2² = 222200211119 is a prime.

It is a super-2 number, since 2×222200211123² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 222200211096 and 222200211105.

It is not an unprimeable number, because it can be changed into a prime (222200201123) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 746965 + ... + 1001177.

Almost surely, 2^222200211123 is an apocalyptic number.

222200211123 is a deficient number, since it is larger than the sum of its proper divisors (144569579517).

222200211123 is a wasteful number, since it uses less digits than its factorization.

222200211123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254351 (or 254336 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 222200211123 its reverse (321112002222), we get a palindrome (543312213345).

The spelling of 222200211123 in words is "two hundred twenty-two billion, two hundred million, two hundred eleven thousand, one hundred twenty-three".