2001222210113 has 16 divisors (see below), whose sum is σ = 2303411230080. Its totient is φ = 1703137583616.

The previous prime is 2001222210109. The next prime is 2001222210131. The reversal of 2001222210113 is 3110122221002.

It is not a de Polignac number, because 2001222210113 - 2² = 2001222210109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2001222210091 and 2001222210100.

It is not an unprimeable number, because it can be changed into a prime (2001222210133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 404720 + ... + 2041137.

It is an arithmetic number, because the mean of its divisors is an integer number (143963201880).

Almost surely, 2^{2001222210113} is an apocalyptic number.

It is an amenable number.

2001222210113 is a deficient number, since it is larger than the sum of its proper divisors (302189019967).

2001222210113 is a wasteful number, since it uses less digits than its factorization.

2001222210113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2446696.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 2001222210113 its reverse (3110122221002), we get a palindrome (5111344431115).

The spelling of 2001222210113 in words is "two trillion, one billion, two hundred twenty-two million, two hundred ten thousand, one hundred thirteen".