20055203104 has 12 divisors (see below), whose sum is σ = 39483681174. Its totient is φ = 10027601536.

The previous prime is 20055203039. The next prime is 20055203111. The reversal of 20055203104 is 40130255002.

It can be written as a sum of positive squares in only one way, i.e., 14118192400 + 5937010704 = 118820^2 + 77052^2 .

It is a super-2 number, since 2×20055203104² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313362517 + ... + 313362580.

Almost surely, 2^20055203104 is an apocalyptic number.

It is an amenable number.

20055203104 is a deficient number, since it is larger than the sum of its proper divisors (19428478070).

20055203104 is an equidigital number, since it uses as much as digits as its factorization.

20055203104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 626725107 (or 626725099 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

Adding to 20055203104 its reverse (40130255002), we get a palindrome (60185458106).

The spelling of 20055203104 in words is "twenty billion, fifty-five million, two hundred three thousand, one hundred four".