1012002201200 has 60 divisors (see below), whose sum is σ = 2431939658400. Its totient is φ = 404700257280.

The previous prime is 1012002201187. The next prime is 1012002201211. The reversal of 1012002201200 is 21022002101.

It is a happy number.

It is a congruent number.

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, 1307177 + ... + 1932023.

It is an arithmetic number, because the mean of its divisors is an integer number (40532327640).

Almost surely, 2^{1012002201200} is an apocalyptic number.

1012002201200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1012002201200 is an abundant number, since it is smaller than the sum of its proper divisors (1419937457200).

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

1012002201200 is a wasteful number, since it uses less digits than its factorization.

1012002201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 628914 (or 628903 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1012002201200 its reverse (21022002101), we get a palindrome (1033024203301).

The spelling of 1012002201200 in words is "one trillion, twelve billion, two million, two hundred one thousand, two hundred".