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23311012222 = 226943329019
BaseRepresentation
bin10101101101011100…
…011101000101111110
32020011120210010011001
4111231130131011332
5340220104342342
614413043520514
71453445222521
oct255534350576
966146703131
1023311012222
119982505563
12462698913a
132276644474
1411b1d2abb8
159167968b7
hex56d71d17e

23311012222 has 8 divisors (see below), whose sum is σ = 35096506200. Its totient is φ = 11612176824.

The previous prime is 23311012217. The next prime is 23311012229. The reversal of 23311012222 is 22221011332.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23311012222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23311012229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21663972 + ... + 21665047.

It is an arithmetic number, because the mean of its divisors is an integer number (4387063275).

Almost surely, 223311012222 is an apocalyptic number.

23311012222 is a deficient number, since it is larger than the sum of its proper divisors (11785493978).

23311012222 is a wasteful number, since it uses less digits than its factorization.

23311012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43329290.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 23311012222 its reverse (22221011332), we get a palindrome (45532023554).

The spelling of 23311012222 in words is "twenty-three billion, three hundred eleven million, twelve thousand, two hundred twenty-two".

Divisors: 1 2 269 538 43329019 86658038 11655506111 23311012222