2001002201200 has 60 divisors (see below), whose sum is σ = 4861423692720. Its totient is φ = 791407598080.

The previous prime is 2001002201179. The next prime is 2001002201221. The reversal of 2001002201200 is 21022001002.

It is an interprime number because it is at equal distance from previous prime (2001002201179) and next prime (2001002201221).

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 28068364 + ... + 28139563.

It is an arithmetic number, because the mean of its divisors is an integer number (81023728212).

Almost surely, 2^{2001002201200} is an apocalyptic number.

2001002201200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001002201200 is an abundant number, since it is smaller than the sum of its proper divisors (2860421491520).

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

2001002201200 is a wasteful number, since it uses less digits than its factorization.

2001002201200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56208034 (or 56208023 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 2001002201200 its reverse (21022001002), we get a palindrome (2022024202202).

The spelling of 2001002201200 in words is "two trillion, one billion, two million, two hundred one thousand, two hundred".