20125533030275 has 24 divisors (see below), whose sum is σ = 25565792059584. Its totient is φ = 15706838201600.

The previous prime is 20125533030233. The next prime is 20125533030289. The reversal of 20125533030275 is 57203033552102.

It is not a de Polignac number, because 20125533030275 - 2²⁰ = 20125531981699 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17732534 + ... + 18833316.

It is an arithmetic number, because the mean of its divisors is an integer number (1065241335816).

Almost surely, 2^{20125533030275} is an apocalyptic number.

20125533030275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20125533030275 is a deficient number, since it is larger than the sum of its proper divisors (5440259029309).

20125533030275 is a wasteful number, since it uses less digits than its factorization.

20125533030275 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1118671 (or 1118666 counting only the distinct ones).

The product of its (nonzero) digits is 189000, while the sum is 38.

Adding to 20125533030275 its reverse (57203033552102), we get a palindrome (77328566582377).

The spelling of 20125533030275 in words is "twenty trillion, one hundred twenty-five billion, five hundred thirty-three million, thirty thousand, two hundred seventy-five".