20050501101 has 8 divisors (see below), whose sum is σ = 26734655520. Its totient is φ = 13366673712.

The previous prime is 20050501049. The next prime is 20050501147. The reversal of 20050501101 is 10110505002.

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

It is not a de Polignac number, because 20050501101 - 2⁷ = 20050500973 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20050501171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201811 + ... + 284303.

It is an arithmetic number, because the mean of its divisors is an integer number (3341831940).

Almost surely, 2^20050501101 is an apocalyptic number.

It is an amenable number.

20050501101 is a deficient number, since it is larger than the sum of its proper divisors (6684154419).

20050501101 is an equidigital number, since it uses as much as digits as its factorization.

20050501101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163515.

The product of its (nonzero) digits is 50, while the sum is 15.

The spelling of 20050501101 in words is "twenty billion, fifty million, five hundred one thousand, one hundred one".