13240012321234 has 8 divisors (see below), whose sum is σ = 19899036201420. Its totient is φ = 6607000254096.

The previous prime is 13240012321201. The next prime is 13240012321241. The reversal of 13240012321234 is 43212321004231.

It can be written as a sum of positive squares in 2 ways, for example, as 12683235190609 + 556777130625 = 3561353^2 + 746175^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6502951989 + ... + 6502954024.

Almost surely, 2^{13240012321234} is an apocalyptic number.

13240012321234 is a deficient number, since it is larger than the sum of its proper divisors (6659023880186).

13240012321234 is a wasteful number, since it uses less digits than its factorization.

13240012321234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13005906524.

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 13240012321234 its reverse (43212321004231), we get a palindrome (56452333325465).

The spelling of 13240012321234 in words is "thirteen trillion, two hundred forty billion, twelve million, three hundred twenty-one thousand, two hundred thirty-four".