22021321323022 has 24 divisors (see below), whose sum is σ = 40447324882440. Its totient is φ = 8940987604080.

The previous prime is 22021321322939. The next prime is 22021321323031. The reversal of 22021321323022 is 22032312312022.

It is a congruent number.

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 5913349729 + ... + 5913353452.

It is an arithmetic number, because the mean of its divisors is an integer number (1685305203435).

Almost surely, 2^{22021321323022} is an apocalyptic number.

22021321323022 is a deficient number, since it is larger than the sum of its proper divisors (18426003559418).

22021321323022 is a wasteful number, since it uses less digits than its factorization.

22021321323022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11826703216 (or 11826703209 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 22021321323022 its reverse (22032312312022), we get a palindrome (44053633635044).

The spelling of 22021321323022 in words is "twenty-two trillion, twenty-one billion, three hundred twenty-one million, three hundred twenty-three thousand, twenty-two".