3201121121 has 8 divisors (see below), whose sum is σ = 3675928800. Its totient is φ = 2756946240.

The previous prime is 3201121093. The next prime is 3201121129. The reversal of 3201121121 is 1211211023.

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 3201121121 - 2¹⁴ = 3201104737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3201121096 and 3201121105.

It is not an unprimeable number, because it can be changed into a prime (3201121129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7657976 + ... + 7658393.

It is an arithmetic number, because the mean of its divisors is an integer number (459491100).

Almost surely, 2^3201121121 is an apocalyptic number.

It is an amenable number.

3201121121 is a deficient number, since it is larger than the sum of its proper divisors (474807679).

3201121121 is a wasteful number, since it uses less digits than its factorization.

3201121121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15316399.

The product of its (nonzero) digits is 24, while the sum is 14.

The square root of 3201121121 is about 56578.4510304056. The cubic root of 3201121121 is about 1473.7846729073.

Adding to 3201121121 its reverse (1211211023), we get a palindrome (4412332144).

The spelling of 3201121121 in words is "three billion, two hundred one million, one hundred twenty-one thousand, one hundred twenty-one".