12022001011021 has 8 divisors (see below), whose sum is σ = 12060660098304. Its totient is φ = 11983343517600.

The previous prime is 12022001010961. The next prime is 12022001011043. The reversal of 12022001011021 is 12011010022021.

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

It is a cyclic number.

It is not a de Polignac number, because 12022001011021 - 2¹¹ = 12022001008973 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12022001010992 and 12022001011010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12022001041021) by changing a digit.

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, 15762930 + ... + 16507996.

It is an arithmetic number, because the mean of its divisors is an integer number (1507582512288).

Almost surely, 2^{12022001011021} is an apocalyptic number.

It is an amenable number.

12022001011021 is a deficient number, since it is larger than the sum of its proper divisors (38659087283).

12022001011021 is an equidigital number, since it uses as much as digits as its factorization.

12022001011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 796931.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12022001011021 its reverse (12011010022021), we get a palindrome (24033011033042).

The spelling of 12022001011021 in words is "twelve trillion, twenty-two billion, one million, eleven thousand, twenty-one".