1210201201 has 8 divisors (see below), whose sum is σ = 1321825824. Its totient is φ = 1098844320.

The previous prime is 1210201199. The next prime is 1210201229. The reversal of 1210201201 is 1021020121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1210201201 - 2¹ = 1210201199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1210201501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57420 + ... + 75613.

It is an arithmetic number, because the mean of its divisors is an integer number (165228228).

Almost surely, 2^1210201201 is an apocalyptic number.

1210201201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1210201201 is a deficient number, since it is larger than the sum of its proper divisors (111624623).

1210201201 is a wasteful number, since it uses less digits than its factorization.

1210201201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133871.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 1210201201 is about 34787.9462026720. The cubic root of 1210201201 is about 1065.6612969190.

Adding to 1210201201 its reverse (1021020121), we get a palindrome (2231221322).

It can be divided in two parts, 121020120 and 1, that added together give a palindrome (121020121).

The spelling of 1210201201 in words is "one billion, two hundred ten million, two hundred one thousand, two hundred one".