22002022102201 has 4 divisors (see below), whose sum is σ = 22010507265652. Its totient is φ = 21993536938752.

The previous prime is 22002022102121. The next prime is 22002022102217. The reversal of 22002022102201 is 10220122020022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 8878755116176 + 13123266986025 = 2979724^2 + 3622605^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22002022102201 is a prime.

It is a super-2 number, since 2×22002022102201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22002022102241) 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, 4242577836 + ... + 4242583021.

It is an arithmetic number, because the mean of its divisors is an integer number (5502626816413).

Almost surely, 2^{22002022102201} is an apocalyptic number.

It is an amenable number.

22002022102201 is a deficient number, since it is larger than the sum of its proper divisors (8485163451).

22002022102201 is an equidigital number, since it uses as much as digits as its factorization.

22002022102201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8485163450.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22002022102201 its reverse (10220122020022), we get a palindrome (32222144122223).

The spelling of 22002022102201 in words is "twenty-two trillion, two billion, twenty-two million, one hundred two thousand, two hundred one".