2202220028 has 6 divisors (see below), whose sum is σ = 3853885056. Its totient is φ = 1101110012.

The previous prime is 2202220021. The next prime is 2202220079. The reversal of 2202220028 is 8200222022.

2202220028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2202219991 and 2202220009.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2202220021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275277500 + ... + 275277507.

It is an arithmetic number, because the mean of its divisors is an integer number (642314176).

Almost surely, 2^2202220028 is an apocalyptic number.

It is an amenable number.

2202220028 is a deficient number, since it is larger than the sum of its proper divisors (1651665028).

2202220028 is a wasteful number, since it uses less digits than its factorization.

2202220028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 550555011 (or 550555009 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 2202220028 is about 46927.8172089860. The cubic root of 2202220028 is about 1301.0287769667.

The spelling of 2202220028 in words is "two billion, two hundred two million, two hundred twenty thousand, twenty-eight".