21002022200001 has 8 divisors (see below), whose sum is σ = 28968306482880. Its totient is φ = 13518543025232.

The previous prime is 21002022199999. The next prime is 21002022200009. The reversal of 21002022200001 is 10000222020012.

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 21002022200001 - 2¹ = 21002022199999 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21002022200001.

It is not an unprimeable number, because it can be changed into a prime (21002022200009) 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, 120701276925 + ... + 120701277098.

It is an arithmetic number, because the mean of its divisors is an integer number (3621038310360).

Almost surely, 2^{21002022200001} is an apocalyptic number.

It is an amenable number.

21002022200001 is a deficient number, since it is larger than the sum of its proper divisors (7966284282879).

21002022200001 is a wasteful number, since it uses less digits than its factorization.

21002022200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 241402554055.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 21002022200001 its reverse (10000222020012), we get a palindrome (31002244220013).

The spelling of 21002022200001 in words is "twenty-one trillion, two billion, twenty-two million, two hundred thousand, one".