2210000021002 has 16 divisors (see below), whose sum is σ = 3331363110120. Its totient is φ = 1099556192448.

The previous prime is 2210000020981. The next prime is 2210000021011. The reversal of 2210000021002 is 2001200000122.

It can be written as a sum of positive squares in 4 ways, for example, as 1397476258201 + 812523762801 = 1182149^2 + 901401^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2210000021002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2215477 + ... + 3054232.

Almost surely, 2^{2210000021002} is an apocalyptic number.

2210000021002 is a deficient number, since it is larger than the sum of its proper divisors (1121363089118).

2210000021002 is a wasteful number, since it uses less digits than its factorization.

2210000021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5270745.

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

Adding to 2210000021002 its reverse (2001200000122), we get a palindrome (4211200021124).

The spelling of 2210000021002 in words is "two trillion, two hundred ten billion, twenty-one thousand, two".