34212123 has 12 divisors (see below), whose sum is σ = 53910168. Its totient is φ = 20734560.

The previous prime is 34212043. The next prime is 34212137. The reversal of 34212123 is 32121243.

It is not a de Polignac number, because 34212123 - 2¹⁶ = 34146587 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 34212096 and 34212105.

It is not an unprimeable number, because it can be changed into a prime (34212023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 172690 + ... + 172887.

It is an arithmetic number, because the mean of its divisors is an integer number (4492514).

Almost surely, 2^34212123 is an apocalyptic number.

34212123 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

34212123 is a deficient number, since it is larger than the sum of its proper divisors (19698045).

34212123 is a wasteful number, since it uses less digits than its factorization.

34212123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345594 (or 345591 counting only the distinct ones).

The product of its digits is 288, while the sum is 18.

The square root of 34212123 is about 5849.1130096793. The cubic root of 34212123 is about 324.6335056064.

Adding to 34212123 its reverse (32121243), we get a palindrome (66333366).

The spelling of 34212123 in words is "thirty-four million, two hundred twelve thousand, one hundred twenty-three".