20106564422 has 16 divisors (see below), whose sum is σ = 34491674112. Its totient is φ = 8611279560.

The previous prime is 20106564409. The next prime is 20106564433. The reversal of 20106564422 is 22446560102.

20106564422 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 463454 + ... + 504977.

It is an arithmetic number, because the mean of its divisors is an integer number (2155729632).

Almost surely, 2^20106564422 is an apocalyptic number.

20106564422 is a deficient number, since it is larger than the sum of its proper divisors (14385109690).

20106564422 is a wasteful number, since it uses less digits than its factorization.

20106564422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969923.

The product of its (nonzero) digits is 23040, while the sum is 32.

The spelling of 20106564422 in words is "twenty billion, one hundred six million, five hundred sixty-four thousand, four hundred twenty-two".