12022222120001 has 4 divisors (see below), whose sum is σ = 12046314750000. Its totient is φ = 11998129490004.

The previous prime is 12022222119997. The next prime is 12022222120003. The reversal of 12022222120001 is 10002122222021.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12022222120001 - 2² = 12022222119997 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12022222120003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12046314251 + ... + 12046315248.

It is an arithmetic number, because the mean of its divisors is an integer number (3011578687500).

Almost surely, 2^{12022222120001} is an apocalyptic number.

It is an amenable number.

12022222120001 is a deficient number, since it is larger than the sum of its proper divisors (24092629999).

12022222120001 is an equidigital number, since it uses as much as digits as its factorization.

12022222120001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24092629998.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 12022222120001 its reverse (10002122222021), we get a palindrome (22024344342022).

The spelling of 12022222120001 in words is "twelve trillion, twenty-two billion, two hundred twenty-two million, one hundred twenty thousand, one".