2001222210010 has 32 divisors (see below), whose sum is σ = 3867813752832. Its totient is φ = 742790012160.

The previous prime is 2001222210007. The next prime is 2001222210109. The reversal of 2001222210010 is 100122221002.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82888602 + ... + 82912741.

It is an arithmetic number, because the mean of its divisors is an integer number (120869179776).

Almost surely, 2^{2001222210010} is an apocalyptic number.

2001222210010 is a deficient number, since it is larger than the sum of its proper divisors (1866591542822).

2001222210010 is a wasteful number, since it uses less digits than its factorization.

2001222210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165801438.

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

Adding to 2001222210010 its reverse (100122221002), we get a palindrome (2101344431012).

The spelling of 2001222210010 in words is "two trillion, one billion, two hundred twenty-two million, two hundred ten thousand, ten".