1002111332200 has 96 divisors (see below), whose sum is σ = 2542594808160. Its totient is φ = 364278521600.

The previous prime is 1002111332153. The next prime is 1002111332207. The reversal of 1002111332200 is 22331112001.

It is not an unprimeable number, because it can be changed into a prime (1002111332207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6428379 + ... + 6582421.

It is an arithmetic number, because the mean of its divisors is an integer number (26485362585).

Almost surely, 2^{1002111332200} is an apocalyptic number.

1002111332200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1002111332200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1271297404080).

1002111332200 is an abundant number, since it is smaller than the sum of its proper divisors (1540483475960).

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

1002111332200 is a wasteful number, since it uses less digits than its factorization.

1002111332200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157027 (or 157018 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 1002111332200 its reverse (22331112001), we get a palindrome (1024442444201).

The spelling of 1002111332200 in words is "one trillion, two billion, one hundred eleven million, three hundred thirty-two thousand, two hundred".