1210000200201 has 48 divisors (see below), whose sum is σ = 1893958881360. Its totient is φ = 739984688640.

The previous prime is 1210000200193. The next prime is 1210000200223. The reversal of 1210000200201 is 1020020000121.

It can be written as a sum of positive squares in 8 ways, for example, as 82047873600 + 1127952326601 = 286440^2 + 1062051^2 .

It is not a de Polignac number, because 1210000200201 - 2³ = 1210000200193 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 (1210000200281) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 14453275 + ... + 14536751.

It is an arithmetic number, because the mean of its divisors is an integer number (39457476695).

Almost surely, 2^{1210000200201} is an apocalyptic number.

It is an amenable number.

1210000200201 is a deficient number, since it is larger than the sum of its proper divisors (683958681159).

1210000200201 is a wasteful number, since it uses less digits than its factorization.

1210000200201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84266 (or 84263 counting only the distinct ones).

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

Adding to 1210000200201 its reverse (1020020000121), we get a palindrome (2230020200322).

The spelling of 1210000200201 in words is "one trillion, two hundred ten billion, two hundred thousand, two hundred one".