4212120103 has 4 divisors (see below), whose sum is σ = 4213151800. Its totient is φ = 4211088408.

The previous prime is 4212120067. The next prime is 4212120139. The reversal of 4212120103 is 3010212124.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4212120067) and next prime (4212120139).

It is a cyclic number.

It is not a de Polignac number, because 4212120103 - 2²¹ = 4210022951 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4212120173) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 509700 + ... + 517897.

It is an arithmetic number, because the mean of its divisors is an integer number (1053287950).

Almost surely, 2^4212120103 is an apocalyptic number.

4212120103 is a deficient number, since it is larger than the sum of its proper divisors (1031697).

4212120103 is a wasteful number, since it uses less digits than its factorization.

4212120103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1031696.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 4212120103 is about 64900.8482456123. The cubic root of 4212120103 is about 1614.9791334324.

Adding to 4212120103 its reverse (3010212124), we get a palindrome (7222332227).

The spelling of 4212120103 in words is "four billion, two hundred twelve million, one hundred twenty thousand, one hundred three".