2001120210112 has 28 divisors (see below), whose sum is σ = 4204559561400. Its totient is φ = 941703627776.

The previous prime is 2001120210107. The next prime is 2001120210113. The reversal of 2001120210112 is 2110120211002.

It is a junction number, because it is equal to n+sod(n) for n = 2001120210092 and 2001120210101.

It is not an unprimeable number, because it can be changed into a prime (2001120210113) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 919631362 + ... + 919633537.

Almost surely, 2^{2001120210112} is an apocalyptic number.

It is an amenable number.

2001120210112 is an abundant number, since it is smaller than the sum of its proper divisors (2203439351288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2001120210112 is a wasteful number, since it uses less digits than its factorization.

2001120210112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1839264928 (or 1839264918 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2001120210112 its reverse (2110120211002), we get a palindrome (4111240421114).

The spelling of 2001120210112 in words is "two trillion, one billion, one hundred twenty million, two hundred ten thousand, one hundred twelve".