2001120100112 has 60 divisors (see below), whose sum is σ = 4632082486080. Its totient is φ = 820334923584.

The previous prime is 2001120100033. The next prime is 2001120100159. The reversal of 2001120100112 is 2110010211002.

It is a junction number, because it is equal to n+sod(n) for n = 2001120100093 and 2001120100102.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16828412 + ... + 16946907.

It is an arithmetic number, because the mean of its divisors is an integer number (77201374768).

Almost surely, 2^{2001120100112} is an apocalyptic number.

It is an amenable number.

2001120100112 is an abundant number, since it is smaller than the sum of its proper divisors (2630962385968).

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

2001120100112 is a wasteful number, since it uses less digits than its factorization.

2001120100112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33775380 (or 33775351 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2001120100112 its reverse (2110010211002), we get a palindrome (4111130311114).

The spelling of 2001120100112 in words is "two trillion, one billion, one hundred twenty million, one hundred thousand, one hundred twelve".