2001222230110 has 32 divisors (see below), whose sum is σ = 3719597817600. Its totient is φ = 774417127680.

The previous prime is 2001222230101. The next prime is 2001222230129. The reversal of 2001222230110 is 110322221002.

It is a happy number.

It is a super-2 number, since 2×2001222230110² (a number of 25 digits) contains 22 as substring.

It is a congruent 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, 74415 + ... + 2001994.

It is an arithmetic number, because the mean of its divisors is an integer number (116237431800).

Almost surely, 2^{2001222230110} is an apocalyptic number.

2001222230110 is a deficient number, since it is larger than the sum of its proper divisors (1718375587490).

2001222230110 is a wasteful number, since it uses less digits than its factorization.

2001222230110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079556.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 2001222230110 its reverse (110322221002), we get a palindrome (2111544451112).

The spelling of 2001222230110 in words is "two trillion, one billion, two hundred twenty-two million, two hundred thirty thousand, one hundred ten".