4213240123 has 2 divisors, whose sum is σ = 4213240124. Its totient is φ = 4213240122.

The previous prime is 4213240093. The next prime is 4213240151. The reversal of 4213240123 is 3210423124.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4213240123 - 2²⁹ = 3676369211 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4213240094 and 4213240103.

It is not a weakly prime, because it can be changed into another prime (4213243123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2106620061 + 2106620062.

It is an arithmetic number, because the mean of its divisors is an integer number (2106620062).

Almost surely, 2^4213240123 is an apocalyptic number.

4213240123 is a deficient number, since it is larger than the sum of its proper divisors (1).

4213240123 is an equidigital number, since it uses as much as digits as its factorization.

4213240123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 4213240123 is about 64909.4763728687. The cubic root of 4213240123 is about 1615.1222639372.

Adding to 4213240123 its reverse (3210423124), we get a palindrome (7423663247).

The spelling of 4213240123 in words is "four billion, two hundred thirteen million, two hundred forty thousand, one hundred twenty-three".