4243122100 has 72 divisors (see below), whose sum is σ = 10555310528. Its totient is φ = 1450310400.

The previous prime is 4243122097. The next prime is 4243122113. The reversal of 4243122100 is 12213424.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 222544 + ... + 240856.

Almost surely, 2^4243122100 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4243122100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5277655264).

4243122100 is an abundant number, since it is smaller than the sum of its proper divisors (6312188428).

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

4243122100 is a wasteful number, since it uses less digits than its factorization.

4243122100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18665 (or 18658 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 4243122100 is about 65139.2516076137. The cubic root of 4243122100 is about 1618.9316356760.

Adding to 4243122100 its reverse (12213424), we get a palindrome (4255335524).

The spelling of 4243122100 in words is "four billion, two hundred forty-three million, one hundred twenty-two thousand, one hundred".