12342134211 has 16 divisors (see below), whose sum is σ = 18369690240. Its totient is φ = 7306125120.

The previous prime is 12342134179. The next prime is 12342134219. The reversal of 12342134211 is 11243124321.

It is not a de Polignac number, because 12342134211 - 2⁵ = 12342134179 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12342134219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4347466 + ... + 4350303.

It is an arithmetic number, because the mean of its divisors is an integer number (1148105640).

Almost surely, 2^12342134211 is an apocalyptic number.

12342134211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

12342134211 is a deficient number, since it is larger than the sum of its proper divisors (6027556029).

12342134211 is a wasteful number, since it uses less digits than its factorization.

12342134211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8697826.

The product of its digits is 1152, while the sum is 24.

Adding to 12342134211 its reverse (11243124321), we get a palindrome (23585258532).

The spelling of 12342134211 in words is "twelve billion, three hundred forty-two million, one hundred thirty-four thousand, two hundred eleven".