20003504101 has 8 divisors (see below), whose sum is σ = 22862625984. Its totient is φ = 17144751840.

The previous prime is 20003504047. The next prime is 20003504111. The reversal of 20003504101 is 10140530002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20003504101 - 2⁷ = 20003503973 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20003504111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35346 + ... + 203116.

It is an arithmetic number, because the mean of its divisors is an integer number (2857828248).

Almost surely, 2^20003504101 is an apocalyptic number.

It is an amenable number.

20003504101 is a deficient number, since it is larger than the sum of its proper divisors (2859121883).

20003504101 is a wasteful number, since it uses less digits than its factorization.

20003504101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184811.

The product of its (nonzero) digits is 120, while the sum is 16.

The spelling of 20003504101 in words is "twenty billion, three million, five hundred four thousand, one hundred one".