12020222213321 has 8 divisors (see below), whose sum is σ = 14211100153920. Its totient is φ = 9947770107408.

The previous prime is 12020222213281. The next prime is 12020222213399. The reversal of 12020222213321 is 12331222202021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-12020222213321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12020242213321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29606458451 + ... + 29606458856.

It is an arithmetic number, because the mean of its divisors is an integer number (1776387519240).

Almost surely, 2^{12020222213321} is an apocalyptic number.

It is an amenable number.

12020222213321 is a deficient number, since it is larger than the sum of its proper divisors (2190877940599).

12020222213321 is an equidigital number, since it uses as much as digits as its factorization.

12020222213321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59212917343.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 12020222213321 its reverse (12331222202021), we get a palindrome (24351444415342).

The spelling of 12020222213321 in words is "twelve trillion, twenty billion, two hundred twenty-two million, two hundred thirteen thousand, three hundred twenty-one".