2002111200 has 108 divisors (see below), whose sum is σ = 7059970008. Its totient is φ = 533894400.

The previous prime is 2002111151. The next prime is 2002111201. The reversal of 2002111200 is 21112002.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2002111201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 131836 + ... + 146235.

Almost surely, 2^2002111200 is an apocalyptic number.

2002111200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2002111200 is an abundant number, since it is smaller than the sum of its proper divisors (5057858808).

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

2002111200 is a wasteful number, since it uses less digits than its factorization.

2002111200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278097 (or 278081 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

The square root of 2002111200 is about 44744.9572577738. The cubic root of 2002111200 is about 1260.3642182154.

Adding to 2002111200 its reverse (21112002), we get a palindrome (2023223202).

The spelling of 2002111200 in words is "two billion, two million, one hundred eleven thousand, two hundred".