20522343104 has 28 divisors (see below), whose sum is σ = 40787049744. Its totient is φ = 10245291264.

The previous prime is 20522343103. The next prime is 20522343119. The reversal of 20522343104 is 40134322502.

It is not an unprimeable number, because it can be changed into a prime (20522343103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 206399 + ... + 289214.

It is an arithmetic number, because the mean of its divisors is an integer number (1456680348).

Almost surely, 2^20522343104 is an apocalyptic number.

It is an amenable number.

20522343104 is a deficient number, since it is larger than the sum of its proper divisors (20264706640).

20522343104 is an equidigital number, since it uses as much as digits as its factorization.

20522343104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 496272 (or 496262 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

Adding to 20522343104 its reverse (40134322502), we get a palindrome (60656665606).

The spelling of 20522343104 in words is "twenty billion, five hundred twenty-two million, three hundred forty-three thousand, one hundred four".