1201000200201 has 24 divisors (see below), whose sum is σ = 1766089766376. Its totient is φ = 786309396480.

The previous prime is 1201000200199. The next prime is 1201000200221. The reversal of 1201000200201 is 1020020001021.

It can be written as a sum of positive squares in 4 ways, for example, as 15863150601 + 1185137049600 = 125949^2 + 1088640^2 .

It is not a de Polignac number, because 1201000200201 - 2¹ = 1201000200199 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (1201000200221) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3769680 + ... + 4075841.

It is an arithmetic number, because the mean of its divisors is an integer number (73587073599).

Almost surely, 2^{1201000200201} is an apocalyptic number.

It is an amenable number.

1201000200201 is a deficient number, since it is larger than the sum of its proper divisors (565089566175).

1201000200201 is a wasteful number, since it uses less digits than its factorization.

1201000200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7845833 (or 7845830 counting only the distinct ones).

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

Adding to 1201000200201 its reverse (1020020001021), we get a palindrome (2221020201222).

The spelling of 1201000200201 in words is "one trillion, two hundred one billion, two hundred thousand, two hundred one".