22201120020021 has 8 divisors (see below), whose sum is σ = 30888514810560. Its totient is φ = 14157235954752.

The previous prime is 22201120019971. The next prime is 22201120020043. The reversal of 22201120020021 is 12002002110222.

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

It is not a de Polignac number, because 22201120020021 - 2¹⁷ = 22201119888949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22201120020061) 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, 160877681236 + ... + 160877681373.

It is an arithmetic number, because the mean of its divisors is an integer number (3861064351320).

Almost surely, 2^{22201120020021} is an apocalyptic number.

It is an amenable number.

22201120020021 is a deficient number, since it is larger than the sum of its proper divisors (8687394790539).

22201120020021 is a wasteful number, since it uses less digits than its factorization.

22201120020021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 321755362635.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22201120020021 its reverse (12002002110222), we get a palindrome (34203122130243).

The spelling of 22201120020021 in words is "twenty-two trillion, two hundred one billion, one hundred twenty million, twenty thousand, twenty-one".