4212443222121 has 8 divisors (see below), whose sum is σ = 5616823909984. Its totient is φ = 2808179007840.

The previous prime is 4212443222093. The next prime is 4212443222123. The reversal of 4212443222121 is 1212223442124.

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

It is not a de Polignac number, because 4212443222121 - 2¹⁰ = 4212443221097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4212443222123) 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, 29033971 + ... + 29178696.

It is an arithmetic number, because the mean of its divisors is an integer number (702102988748).

Almost surely, 2^{4212443222121} is an apocalyptic number.

It is an amenable number.

4212443222121 is a deficient number, since it is larger than the sum of its proper divisors (1404380687863).

4212443222121 is a wasteful number, since it uses less digits than its factorization.

4212443222121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58236791.

The product of its digits is 12288, while the sum is 30.

Adding to 4212443222121 its reverse (1212223442124), we get a palindrome (5424666664245).

The spelling of 4212443222121 in words is "four trillion, two hundred twelve billion, four hundred forty-three million, two hundred twenty-two thousand, one hundred twenty-one".