4121255100 has 72 divisors (see below), whose sum is σ = 11931736320. Its totient is φ = 1098303680.

The previous prime is 4121255087. The next prime is 4121255123. The reversal of 4121255100 is 15521214.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 615571 + ... + 622229.

It is an arithmetic number, because the mean of its divisors is an integer number (165718560).

Almost surely, 2^4121255100 is an apocalyptic number.

It is an amenable number.

4121255100 is an abundant number, since it is smaller than the sum of its proper divisors (7810481220).

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

4121255100 is a wasteful number, since it uses less digits than its factorization.

4121255100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8739 (or 8732 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 4121255100 is about 64197.0022664610. The cubic root of 4121255100 is about 1603.2816889509.

Adding to 4121255100 its reverse (15521214), we get a palindrome (4136776314).

The spelling of 4121255100 in words is "four billion, one hundred twenty-one million, two hundred fifty-five thousand, one hundred".