1210134201 has 4 divisors (see below), whose sum is σ = 1613512272. Its totient is φ = 806756132.

The previous prime is 1210134193. The next prime is 1210134203. The reversal of 1210134201 is 1024310121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1210134201 - 2³ = 1210134193 is a prime.

It is a super-3 number, since 3×1210134201³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1210134203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 201689031 + ... + 201689036.

It is an arithmetic number, because the mean of its divisors is an integer number (403378068).

Almost surely, 2^1210134201 is an apocalyptic number.

It is an amenable number.

1210134201 is a deficient number, since it is larger than the sum of its proper divisors (403378071).

1210134201 is an equidigital number, since it uses as much as digits as its factorization.

1210134201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 403378070.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1210134201 is about 34786.9832121154. The cubic root of 1210134201 is about 1065.6416305956.

Adding to 1210134201 its reverse (1024310121), we get a palindrome (2234444322).

The spelling of 1210134201 in words is "one billion, two hundred ten million, one hundred thirty-four thousand, two hundred one".