22020012121001 has 8 divisors (see below), whose sum is σ = 22042923302400. Its totient is φ = 21997111434480.

The previous prime is 22020012120949. The next prime is 22020012121007. The reversal of 22020012121001 is 10012121002022.

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 22020012121001 - 2⁶ = 22020012120937 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22020012121007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1578296 + ... + 6821366.

It is an arithmetic number, because the mean of its divisors is an integer number (2755365412800).

Almost surely, 2^{22020012121001} is an apocalyptic number.

It is an amenable number.

22020012121001 is a deficient number, since it is larger than the sum of its proper divisors (22911181399).

22020012121001 is a wasteful number, since it uses less digits than its factorization.

22020012121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5247439.

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

Adding to 22020012121001 its reverse (10012121002022), we get a palindrome (32032133123023).

The spelling of 22020012121001 in words is "twenty-two trillion, twenty billion, twelve million, one hundred twenty-one thousand, one".