2001222000112 has 40 divisors (see below), whose sum is σ = 3894457881600. Its totient is φ = 996202479552.

The previous prime is 2001222000103. The next prime is 2001222000119. The reversal of 2001222000112 is 2110002221002.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 2001222000092 and 2001222000101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001222000119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17836573 + ... + 17948419.

It is an arithmetic number, because the mean of its divisors is an integer number (97361447040).

Almost surely, 2^{2001222000112} is an apocalyptic number.

It is an amenable number.

2001222000112 is a deficient number, since it is larger than the sum of its proper divisors (1893235881488).

2001222000112 is a wasteful number, since it uses less digits than its factorization.

2001222000112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116773 (or 116767 counting only the distinct ones).

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

Adding to 2001222000112 its reverse (2110002221002), we get a palindrome (4111224221114).

The spelling of 2001222000112 in words is "two trillion, one billion, two hundred twenty-two million, one hundred twelve", and thus it is an aban number.