4243212122 has 8 divisors (see below), whose sum is σ = 6365644896. Its totient is φ = 2121330492.

The previous prime is 4243212097. The next prime is 4243212161. The reversal of 4243212122 is 2212123424.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×4243212122² = 36009698224575485768, which contains 22 as substring.

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 3 ways as a sum of consecutive naturals, for example, 117968 + ... + 149675.

It is an arithmetic number, because the mean of its divisors is an integer number (795705612).

Almost surely, 2^4243212122 is an apocalyptic number.

4243212122 is a deficient number, since it is larger than the sum of its proper divisors (2122432774).

4243212122 is a wasteful number, since it uses less digits than its factorization.

4243212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 275572.

The product of its digits is 1536, while the sum is 23.

The square root of 4243212122 is about 65139.9426005274. The cubic root of 4243212122 is about 1618.9430846696.

Adding to 4243212122 its reverse (2212123424), we get a palindrome (6455335546).

The spelling of 4243212122 in words is "four billion, two hundred forty-three million, two hundred twelve thousand, one hundred twenty-two".