1201310201 has 16 divisors (see below), whose sum is σ = 1500610944. Its totient is φ = 936296064.

The previous prime is 1201310197. The next prime is 1201310203. The reversal of 1201310201 is 1020131021.

It is a cyclic number.

It is not a de Polignac number, because 1201310201 - 2² = 1201310197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1201310203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 92420 + ... + 104613.

It is an arithmetic number, because the mean of its divisors is an integer number (93788184).

Almost surely, 2^1201310201 is an apocalyptic number.

It is an amenable number.

1201310201 is a deficient number, since it is larger than the sum of its proper divisors (299300743).

1201310201 is a wasteful number, since it uses less digits than its factorization.

1201310201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 197120.

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 1201310201 is about 34659.9221147423. The cubic root of 1201310201 is about 1063.0451774905.

Adding to 1201310201 its reverse (1020131021), we get a palindrome (2221441222).

It can be divided in two parts, 120131020 and 1, that added together give a palindrome (120131021).

The spelling of 1201310201 in words is "one billion, two hundred one million, three hundred ten thousand, two hundred one".