2121334201 has 8 divisors (see below), whose sum is σ = 2425019904. Its totient is φ = 1817808000.

The previous prime is 2121334199. The next prime is 2121334223. The reversal of 2121334201 is 1024331212.

It is a happy number.

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 2121334201 - 2¹ = 2121334199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2121334261) 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, 9865 + ... + 65878.

It is an arithmetic number, because the mean of its divisors is an integer number (303127488).

Almost surely, 2^2121334201 is an apocalyptic number.

It is an amenable number.

2121334201 is a deficient number, since it is larger than the sum of its proper divisors (303685703).

2121334201 is an equidigital number, since it uses as much as digits as its factorization.

2121334201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79751.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 2121334201 is about 46057.9439510710. The cubic root of 2121334201 is about 1284.9010912681.

Adding to 2121334201 its reverse (1024331212), we get a palindrome (3145665413).

The spelling of 2121334201 in words is "two billion, one hundred twenty-one million, three hundred thirty-four thousand, two hundred one".