20043105522 has 16 divisors (see below), whose sum is σ = 43730412192. Its totient is φ = 6073668320.

The previous prime is 20043105469. The next prime is 20043105541. The reversal of 20043105522 is 22550134002.

It is a junction number, because it is equal to n+sod(n) for n = 20043105492 and 20043105501.

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, 151841643 + ... + 151841774.

It is an arithmetic number, because the mean of its divisors is an integer number (2733150762).

Almost surely, 2^20043105522 is an apocalyptic number.

20043105522 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20043105522 is an abundant number, since it is smaller than the sum of its proper divisors (23687306670).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20043105522 is a wasteful number, since it uses less digits than its factorization.

20043105522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303683433.

The product of its (nonzero) digits is 2400, while the sum is 24.

Adding to 20043105522 its reverse (22550134002), we get a palindrome (42593239524).

The spelling of 20043105522 in words is "twenty billion, forty-three million, one hundred five thousand, five hundred twenty-two".