4201201121 has 8 divisors (see below), whose sum is σ = 4526411904. Its totient is φ = 3876282000.

The previous prime is 4201201117. The next prime is 4201201133. The reversal of 4201201121 is 1211021024.

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 4201201121 - 2² = 4201201117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 4201201096 and 4201201105.

It is not an unprimeable number, because it can be changed into a prime (4201203121) 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, 42521 + ... + 101046.

It is an arithmetic number, because the mean of its divisors is an integer number (565801488).

Almost surely, 2^4201201121 is an apocalyptic number.

It is an amenable number.

4201201121 is a deficient number, since it is larger than the sum of its proper divisors (325210783).

4201201121 is a wasteful number, since it uses less digits than its factorization.

4201201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145831.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 4201201121 is about 64816.6731713376. The cubic root of 4201201121 is about 1613.5824347802.

Adding to 4201201121 its reverse (1211021024), we get a palindrome (5412222145).

The spelling of 4201201121 in words is "four billion, two hundred one million, two hundred one thousand, one hundred twenty-one".