4122505100 has 72 divisors (see below), whose sum is σ = 10825244640. Its totient is φ = 1330283520.

The previous prime is 4122505097. The next prime is 4122505103. The reversal of 4122505100 is 15052214.

It is an interprime number because it is at equal distance from previous prime (4122505097) and next prime (4122505103).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (4122505103) 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 23 ways as a sum of consecutive naturals, for example, 161315 + ... + 185114.

It is an arithmetic number, because the mean of its divisors is an integer number (150350620).

Almost surely, 2^4122505100 is an apocalyptic number.

It is an amenable number.

4122505100 is an abundant number, since it is smaller than the sum of its proper divisors (6702739540).

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

4122505100 is a wasteful number, since it uses less digits than its factorization.

4122505100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346467 (or 346460 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 20.

The square root of 4122505100 is about 64206.7371854387. The cubic root of 4122505100 is about 1603.4437673694.

Adding to 4122505100 its reverse (15052214), we get a palindrome (4137557314).

The spelling of 4122505100 in words is "four billion, one hundred twenty-two million, five hundred five thousand, one hundred".