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23110321213 = 711317291727
BaseRepresentation
bin10101100001011110…
…111000010000111101
32012122121010221211201
4111201132320100331
5334312220234323
614341114215501
71445460326530
oct254136702075
965577127751
1023110321213
11988a1a0421
12458b724591
132243ba77a5
141193408a17
15903d528ad
hex5617b843d

23110321213 has 8 divisors (see below), whose sum is σ = 26414220032. Its totient is φ = 19807028496.

The previous prime is 23110321207. The next prime is 23110321301. The reversal of 23110321213 is 31212301132.

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 23110321213 - 213 = 23110313021 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 (23110321513) 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, 66645 + ... + 225082.

It is an arithmetic number, because the mean of its divisors is an integer number (3301777504).

Almost surely, 223110321213 is an apocalyptic number.

It is an amenable number.

23110321213 is a deficient number, since it is larger than the sum of its proper divisors (3303898819).

23110321213 is a wasteful number, since it uses less digits than its factorization.

23110321213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303051.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 23110321213 its reverse (31212301132), we get a palindrome (54322622345).

The spelling of 23110321213 in words is "twenty-three billion, one hundred ten million, three hundred twenty-one thousand, two hundred thirteen".

Divisors: 1 7 11317 79219 291727 2042089 3301474459 23110321213