4121003220 has 48 divisors (see below), whose sum is σ = 11650853760. Its totient is φ = 1088263296.

The previous prime is 4121003171. The next prime is 4121003239. The reversal of 4121003220 is 223001214.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 4121003220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 327235 + ... + 339594.

It is an arithmetic number, because the mean of its divisors is an integer number (242726120).

Almost surely, 2^4121003220 is an apocalyptic number.

It is an amenable number.

4121003220 is an abundant number, since it is smaller than the sum of its proper divisors (7529850540).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4121003220 is a wasteful number, since it uses less digits than its factorization.

4121003220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666944 (or 666942 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 4121003220 is about 64195.0404626401. The cubic root of 4121003220 is about 1603.2490255341.

Adding to 4121003220 its reverse (223001214), we get a palindrome (4344004434).

The spelling of 4121003220 in words is "four billion, one hundred twenty-one million, three thousand, two hundred twenty".