4243001122122 has 16 divisors (see below), whose sum is σ = 9698288279232. Its totient is φ = 1212286034880.

The previous prime is 4243001122099. The next prime is 4243001122123. The reversal of 4243001122122 is 2212211003424.

It is a junction number, because it is equal to n+sod(n) for n = 4243001122092 and 4243001122101.

It is not an unprimeable number, because it can be changed into a prime (4243001122123) 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, 50511918079 + ... + 50511918162.

It is an arithmetic number, because the mean of its divisors is an integer number (606143017452).

Almost surely, 2^{4243001122122} is an apocalyptic number.

4243001122122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

4243001122122 is an abundant number, since it is smaller than the sum of its proper divisors (5455287157110).

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

4243001122122 is a wasteful number, since it uses less digits than its factorization.

4243001122122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101023836253.

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 4243001122122 its reverse (2212211003424), we get a palindrome (6455212125546).

The spelling of 4243001122122 in words is "four trillion, two hundred forty-three billion, one million, one hundred twenty-two thousand, one hundred twenty-two".