12021024211422 has 64 divisors (see below), whose sum is σ = 25440986290176. Its totient is φ = 3781243140480.

The previous prime is 12021024211373. The next prime is 12021024211423. The reversal of 12021024211422 is 22411242012021.

It is a junction number, because it is equal to n+sod(n) for n = 12021024211392 and 12021024211401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12021024211423) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2133693 + ... + 5347400.

It is an arithmetic number, because the mean of its divisors is an integer number (397515410784).

Almost surely, 2^{12021024211422} is an apocalyptic number.

12021024211422 is an abundant number, since it is smaller than the sum of its proper divisors (13419962078754).

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

12021024211422 is a wasteful number, since it uses less digits than its factorization.

12021024211422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7481345.

The product of its (nonzero) digits is 1024, while the sum is 24.

Adding to 12021024211422 its reverse (22411242012021), we get a palindrome (34432266223443).

The spelling of 12021024211422 in words is "twelve trillion, twenty-one billion, twenty-four million, two hundred eleven thousand, four hundred twenty-two".