20522203522 has 16 divisors (see below), whose sum is σ = 31533585120. Its totient is φ = 10013547808.

The previous prime is 20522203519. The next prime is 20522203523. The reversal of 20522203522 is 22530222502.

It is not an unprimeable number, because it can be changed into a prime (20522203523) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 618568 + ... + 650899.

It is an arithmetic number, because the mean of its divisors is an integer number (1970849070).

Almost surely, 2^20522203522 is an apocalyptic number.

20522203522 is a deficient number, since it is larger than the sum of its proper divisors (11011381598).

20522203522 is a wasteful number, since it uses less digits than its factorization.

20522203522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269665.

The product of its (nonzero) digits is 4800, while the sum is 25.

The spelling of 20522203522 in words is "twenty billion, five hundred twenty-two million, two hundred three thousand, five hundred twenty-two".