12021132132244 has 12 divisors (see below), whose sum is σ = 21037979953984. Its totient is φ = 6010280716824.

The previous prime is 12021132132223. The next prime is 12021132132287. The reversal of 12021132132244 is 44223123112021.

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, 71242524 + ... + 71411059.

Almost surely, 2^{12021132132244} is an apocalyptic number.

It is an amenable number.

12021132132244 is a deficient number, since it is larger than the sum of its proper divisors (9016847821740).

12021132132244 is a wasteful number, since it uses less digits than its factorization.

12021132132244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142674654 (or 142674652 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 12021132132244 its reverse (44223123112021), we get a palindrome (56244255244265).

The spelling of 12021132132244 in words is "twelve trillion, twenty-one billion, one hundred thirty-two million, one hundred thirty-two thousand, two hundred forty-four".