1301121201 has 8 divisors (see below), whose sum is σ = 1810255680. Its totient is φ = 829700432.

The previous prime is 1301121191. The next prime is 1301121203. The reversal of 1301121201 is 1021211031.

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 1301121201 - 2⁶ = 1301121137 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1301121203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9428346 + ... + 9428483.

It is an arithmetic number, because the mean of its divisors is an integer number (226281960).

Almost surely, 2^1301121201 is an apocalyptic number.

It is an amenable number.

1301121201 is a deficient number, since it is larger than the sum of its proper divisors (509134479).

1301121201 is a wasteful number, since it uses less digits than its factorization.

1301121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18856855.

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

The square root of 1301121201 is about 36071.0576640054. The cubic root of 1301121201 is about 1091.7065546433.

Adding to 1301121201 its reverse (1021211031), we get a palindrome (2322332232).

The spelling of 1301121201 in words is "one billion, three hundred one million, one hundred twenty-one thousand, two hundred one".