2102001222010 has 16 divisors (see below), whose sum is σ = 3783798700200. Its totient is φ = 840756822016.

The previous prime is 2102001221963. The next prime is 2102001222031. The reversal of 2102001222010 is 102221002012.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1923511026649 + 178490195361 = 1386907^2 + 422481^2 .

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 7 ways as a sum of consecutive naturals, for example, 5255815 + ... + 5641594.

Almost surely, 2^{2102001222010} is an apocalyptic number.

2102001222010 is a deficient number, since it is larger than the sum of its proper divisors (1681797478190).

2102001222010 is a wasteful number, since it uses less digits than its factorization.

2102001222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10916705.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 2102001222010 its reverse (102221002012), we get a palindrome (2204222224022).

The spelling of 2102001222010 in words is "two trillion, one hundred two billion, one million, two hundred twenty-two thousand, ten".