4101211221 has 8 divisors (see below), whose sum is σ = 5477996640. Its totient is φ = 2729283312.

The previous prime is 4101211201. The next prime is 4101211229. The reversal of 4101211221 is 1221121014.

4101211221 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 4101211221 - 2⁹ = 4101210709 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 4101211221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4101211229) 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, 1212406 + ... + 1215783.

It is an arithmetic number, because the mean of its divisors is an integer number (684749580).

Almost surely, 2^4101211221 is an apocalyptic number.

It is an amenable number.

4101211221 is a deficient number, since it is larger than the sum of its proper divisors (1376785419).

4101211221 is a wasteful number, since it uses less digits than its factorization.

4101211221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428755.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 4101211221 is about 64040.6997229106. The cubic root of 4101211221 is about 1600.6782568402.

Adding to 4101211221 its reverse (1221121014), we get a palindrome (5322332235).

The spelling of 4101211221 in words is "four billion, one hundred one million, two hundred eleven thousand, two hundred twenty-one".