20003125104036 has 72 divisors (see below), whose sum is σ = 50795152961280. Its totient is φ = 6637167307584.

The previous prime is 20003125104031. The next prime is 20003125104049. The reversal of 20003125104036 is 63040152130002.

20003125104036 is a `hidden beast` number, since 2 + 0 + 0 + 0 + 3 + 1 + 251 + 0 + 403 + 6 = 666.

It is not an unprimeable number, because it can be changed into a prime (20003125104031) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 38513571 + ... + 39029493.

Almost surely, 2^{20003125104036} is an apocalyptic number.

It is an amenable number.

20003125104036 is an abundant number, since it is smaller than the sum of its proper divisors (30792027857244).

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

20003125104036 is a wasteful number, since it uses less digits than its factorization.

20003125104036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 520865 (or 520860 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 20003125104036 its reverse (63040152130002), we get a palindrome (83043277234038).

The spelling of 20003125104036 in words is "twenty trillion, three billion, one hundred twenty-five million, one hundred four thousand, thirty-six".