12340214211 has 48 divisors (see below), whose sum is σ = 18355333344. Its totient is φ = 7365676032.

The previous prime is 12340214209. The next prime is 12340214251. The reversal of 12340214211 is 11241204321.

It is not a de Polignac number, because 12340214211 - 2¹ = 12340214209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12340214251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7446495 + ... + 7448151.

It is an arithmetic number, because the mean of its divisors is an integer number (382402778).

Almost surely, 2^12340214211 is an apocalyptic number.

12340214211 is a deficient number, since it is larger than the sum of its proper divisors (6015119133).

12340214211 is a wasteful number, since it uses less digits than its factorization.

12340214211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2120 (or 2107 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 12340214211 its reverse (11241204321), we get a palindrome (23581418532).

The spelling of 12340214211 in words is "twelve billion, three hundred forty million, two hundred fourteen thousand, two hundred eleven".