222000000028 has 12 divisors (see below), whose sum is σ = 388972059280. Its totient is φ = 110865125952.

The previous prime is 222000000017. The next prime is 222000000067. The reversal of 222000000028 is 820000000222.

It is a junction number, because it is equal to n+sod(n) for n = 221999999948 and 222000000020.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33714813 + ... + 33721396.

Almost surely, 2^222000000028 is an apocalyptic number.

It is an amenable number.

222000000028 is a deficient number, since it is larger than the sum of its proper divisors (166972059252).

222000000028 is a wasteful number, since it uses less digits than its factorization.

222000000028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67437036 (or 67437034 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The spelling of 222000000028 in words is "two hundred twenty-two billion, twenty-eight", and thus it is an aban number.