2012321343124 has 12 divisors (see below), whose sum is σ = 3521819064064. Its totient is φ = 1006087324824.

The previous prime is 2012321342987. The next prime is 2012321343161. The reversal of 2012321343124 is 4213431232102.

It is a junction number, because it is equal to n+sod(n) for n = 2012321343092 and 2012321343101.

It is a congruent number.

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, 18274932 + ... + 18384715.

Almost surely, 2^{2012321343124} is an apocalyptic number.

It is an amenable number.

2012321343124 is a deficient number, since it is larger than the sum of its proper divisors (1509497720940).

2012321343124 is a wasteful number, since it uses less digits than its factorization.

2012321343124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36673374 (or 36673372 counting only the distinct ones).

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

Adding to 2012321343124 its reverse (4213431232102), we get a palindrome (6225752575226).

The spelling of 2012321343124 in words is "two trillion, twelve billion, three hundred twenty-one million, three hundred forty-three thousand, one hundred twenty-four".