210000222000 has 160 divisors (see below), whose sum is σ = 752267655360. Its totient is φ = 56000044800.

The previous prime is 210000221941. The next prime is 210000222013. The reversal of 210000222000 is 222000012.

210000222000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (9).

210000222000 is a modest number, since divided by 222000 gives 210000 as remainder.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1890447 + ... + 1998446.

It is an arithmetic number, because the mean of its divisors is an integer number (4701672846).

Almost surely, 2^210000222000 is an apocalyptic number.

210000222000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210000222000 is an abundant number, since it is smaller than the sum of its proper divisors (542267433360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210000222000 is a wasteful number, since it uses less digits than its factorization.

210000222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3888925 (or 3888903 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 210000222000 its reverse (222000012), we get a palindrome (210222222012).

The spelling of 210000222000 in words is "two hundred ten billion, two hundred twenty-two thousand".