12344012112 has 40 divisors (see below), whose sum is σ = 33567052960. Its totient is φ = 3898108800.

The previous prime is 12344012101. The next prime is 12344012141. The reversal of 12344012112 is 21121044321.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6766639 + ... + 6768462.

It is an arithmetic number, because the mean of its divisors is an integer number (839176324).

Almost surely, 2^12344012112 is an apocalyptic number.

12344012112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12344012112 is an abundant number, since it is smaller than the sum of its proper divisors (21223040848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12344012112 is a wasteful number, since it uses less digits than its factorization.

12344012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13535131 (or 13535125 counting only the distinct ones).

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

Adding to 12344012112 its reverse (21121044321), we get a palindrome (33465056433).

The spelling of 12344012112 in words is "twelve billion, three hundred forty-four million, twelve thousand, one hundred twelve".