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101320223023 = 17219157117529
BaseRepresentation
bin101111001011100100…
…1111110100100101111
3100200112011212121202201
41132113021332210233
53130000434114043
6114313524002331
710214544454135
oct1362711764457
9320464777681
10101320223023
1139a73696208
1217777b303a7
1397291a84b6
144c92527755
1529800c1c4d
hex179727e92f

101320223023 has 24 divisors (see below), whose sum is σ = 114018203600. Its totient is φ = 89765065728.

The previous prime is 101320223009. The next prime is 101320223033. The reversal of 101320223023 is 320322023101.

It is not a de Polignac number, because 101320223023 - 29 = 101320222511 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101320223033) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 803323 + ... + 920851.

Almost surely, 2101320223023 is an apocalyptic number.

101320223023 is a deficient number, since it is larger than the sum of its proper divisors (12697980577).

101320223023 is a wasteful number, since it uses less digits than its factorization.

101320223023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117739 (or 117722 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 101320223023 its reverse (320322023101), we get a palindrome (421642246124).

The spelling of 101320223023 in words is "one hundred one billion, three hundred twenty million, two hundred twenty-three thousand, twenty-three".

Divisors: 1 17 19 157 289 323 2669 2983 5491 45373 50711 117529 862087 1997993 2233051 18452053 33965881 37961867 313684901 350589007 645351739 5332643317 5960013119 101320223023