12020010221012 has 24 divisors (see below), whose sum is σ = 21972616134336. Its totient is φ = 5742668283968.

The previous prime is 12020010220973. The next prime is 12020010221129. The reversal of 12020010221012 is 21012201002021.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68460218 + ... + 68635569.

It is an arithmetic number, because the mean of its divisors is an integer number (915525672264).

Almost surely, 2^{12020010221012} is an apocalyptic number.

It is an amenable number.

12020010221012 is a deficient number, since it is larger than the sum of its proper divisors (9952605913324).

12020010221012 is a wasteful number, since it uses less digits than its factorization.

12020010221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137096767 (or 137096765 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12020010221012 its reverse (21012201002021), we get a palindrome (33032211223033).

The spelling of 12020010221012 in words is "twelve trillion, twenty billion, ten million, two hundred twenty-one thousand, twelve".