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23110010120 = 2351737989671
BaseRepresentation
bin10101100001011101…
…101100010100001000
32012122120120011002202
4111201131230110020
5334312130310440
614341103415332
71445454562541
oct254135542410
965576504082
1023110010120
119889aa871a
12458b5b4548
132243ac9002
1411933674c8
15903ce0615
hex56176c508

23110010120 has 64 divisors (see below), whose sum is σ = 55202083200. Its totient is φ = 8677186560.

The previous prime is 23110010093. The next prime is 23110010123. The reversal of 23110010120 is 2101001132.

It is not an unprimeable number, because it can be changed into a prime (23110010123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 212885 + ... + 302555.

It is an arithmetic number, because the mean of its divisors is an integer number (862532550).

Almost surely, 223110010120 is an apocalyptic number.

23110010120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23110010120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27601041600).

23110010120 is an abundant number, since it is smaller than the sum of its proper divisors (32092073080).

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

23110010120 is a wasteful number, since it uses less digits than its factorization.

23110010120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90078 (or 90074 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 23110010120 its reverse (2101001132), we get a palindrome (25211011252).

The spelling of 23110010120 in words is "twenty-three billion, one hundred ten million, ten thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 17 20 34 40 68 85 136 170 340 379 680 758 1516 1895 3032 3790 6443 7580 12886 15160 25772 32215 51544 64430 89671 128860 179342 257720 358684 448355 717368 896710 1524407 1793420 3048814 3586840 6097628 7622035 12195256 15244070 30488140 33985309 60976280 67970618 135941236 169926545 271882472 339853090 577750253 679706180 1155500506 1359412360 2311001012 2888751265 4622002024 5777502530 11555005060 23110010120