12237834447011 has 4 divisors (see below), whose sum is σ = 12237900442992. Its totient is φ = 12237768451032.

The previous prime is 12237834446989. The next prime is 12237834447043. The reversal of 12237834447011 is 11074443873221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12237834447011 - 2²² = 12237830252707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12237834447211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32719055 + ... + 33090968.

It is an arithmetic number, because the mean of its divisors is an integer number (3059475110748).

Almost surely, 2^{12237834447011} is an apocalyptic number.

12237834447011 is a deficient number, since it is larger than the sum of its proper divisors (65995981).

12237834447011 is an equidigital number, since it uses as much as digits as its factorization.

12237834447011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65995980.

The product of its (nonzero) digits is 903168, while the sum is 47.

The spelling of 12237834447011 in words is "twelve trillion, two hundred thirty-seven billion, eight hundred thirty-four million, four hundred forty-seven thousand, eleven".