12021414344 has 16 divisors (see below), whose sum is σ = 22543112220. Its totient is φ = 6009917760.

The previous prime is 12021414313. The next prime is 12021414371. The reversal of 12021414344 is 44341412021.

It can be written as a sum of positive squares in 2 ways, for example, as 11289062500 + 732351844 = 106250^2 + 27062^2 .

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, 31247 + ... + 158174.

Almost surely, 2^12021414344 is an apocalyptic number.

It is an amenable number.

12021414344 is a deficient number, since it is larger than the sum of its proper divisors (10521697876).

12021414344 is a wasteful number, since it uses less digits than its factorization.

12021414344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197360 (or 197356 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 12021414344 its reverse (44341412021), we get a palindrome (56362826365).

The spelling of 12021414344 in words is "twelve billion, twenty-one million, four hundred fourteen thousand, three hundred forty-four".