22021208941 has 16 divisors (see below), whose sum is σ = 23067517824. Its totient is φ = 20982481344.

The previous prime is 22021208917. The next prime is 22021208953. The reversal of 22021208941 is 14980212022.

It is a cyclic number.

It is not a de Polignac number, because 22021208941 - 2¹⁵ = 22021176173 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22021208441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7871755 + ... + 7874551.

It is an arithmetic number, because the mean of its divisors is an integer number (1441719864).

Almost surely, 2^22021208941 is an apocalyptic number.

It is an amenable number.

22021208941 is a deficient number, since it is larger than the sum of its proper divisors (1046308883).

22021208941 is a wasteful number, since it uses less digits than its factorization.

22021208941 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4020.

The product of its (nonzero) digits is 4608, while the sum is 31.

The spelling of 22021208941 in words is "twenty-two billion, twenty-one million, two hundred eight thousand, nine hundred forty-one".