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23300112222 = 2321294450679
BaseRepresentation
bin10101101100110010…
…110111111101011110
32020010211021100011100
4111230302313331132
5340204312042342
614412014133530
71453253454222
oct255462677536
966124240140
1023300112222
1199773401a2
1246231b12a6
1322742c906a
1411b06d0782
15915841e4c
hex56ccb7f5e

23300112222 has 12 divisors (see below), whose sum is σ = 50483576520. Its totient is φ = 7766704068.

The previous prime is 23300112197. The next prime is 23300112239. The reversal of 23300112222 is 22221100332.

23300112222 is a `hidden beast` number, since 2 + 330 + 0 + 112 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 1294450679 = 23300112222 / (2 + 3 + 3 + 0 + 0 + 1 + 1 + 2 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 23300112195 and 23300112204.

It is a congruent number.

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 647225322 + ... + 647225357.

It is an arithmetic number, because the mean of its divisors is an integer number (4206964710).

Almost surely, 223300112222 is an apocalyptic number.

23300112222 is an abundant number, since it is smaller than the sum of its proper divisors (27183464298).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23300112222 is a wasteful number, since it uses less digits than its factorization.

23300112222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1294450687 (or 1294450684 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 23300112222 its reverse (22221100332), we get a palindrome (45521212554).

The spelling of 23300112222 in words is "twenty-three billion, three hundred million, one hundred twelve thousand, two hundred twenty-two".

Divisors: 1 2 3 6 9 18 1294450679 2588901358 3883352037 7766704074 11650056111 23300112222