20125471036204 has 24 divisors (see below), whose sum is σ = 35755520280480. Its totient is φ = 9910713712896.

The previous prime is 20125471036141. The next prime is 20125471036219. The reversal of 20125471036204 is 40263017452102.

It is a super-2 number, since 2×20125471036204² (a number of 27 digits) contains 22 as substring.

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, 138128797 + ... + 138274420.

It is an arithmetic number, because the mean of its divisors is an integer number (1489813345020).

Almost surely, 2^{20125471036204} is an apocalyptic number.

It is an amenable number.

20125471036204 is a deficient number, since it is larger than the sum of its proper divisors (15630049244276).

20125471036204 is a wasteful number, since it uses less digits than its factorization.

20125471036204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276403497 (or 276403495 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 37.

Adding to 20125471036204 its reverse (40263017452102), we get a palindrome (60388488488306).

The spelling of 20125471036204 in words is "twenty trillion, one hundred twenty-five billion, four hundred seventy-one million, thirty-six thousand, two hundred four".