2101000222 has 16 divisors (see below), whose sum is σ = 3166812000. Its totient is φ = 1045405152.

The previous prime is 2101000211. The next prime is 2101000229. The reversal of 2101000222 is 2220001012.

It is a junction number, because it is equal to n+sod(n) for n = 2101000199 and 2101000208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101000229) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762904 + ... + 765652.

It is an arithmetic number, because the mean of its divisors is an integer number (197925750).

Almost surely, 2^2101000222 is an apocalyptic number.

2101000222 is a deficient number, since it is larger than the sum of its proper divisors (1065811778).

2101000222 is a wasteful number, since it uses less digits than its factorization.

2101000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4467.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 2101000222 is about 45836.6689671054. The cubic root of 2101000222 is about 1280.7824443765.

Adding to 2101000222 its reverse (2220001012), we get a palindrome (4321001234).

The spelling of 2101000222 in words is "two billion, one hundred one million, two hundred twenty-two", and thus it is an aban number.