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23112312300 = 223252711359929
BaseRepresentation
bin10101100001100110…
…011110010111101100
32012122201220010002200
4111201212132113230
5334313222443200
614341225021500
71445513261460
oct254146362754
965581803080
1023112312300
119890330350
124590324890
132244423b4c
1411937a64a0
159040e7800
hex56199e5ec

23112312300 has 432 divisors, whose sum is σ = 90669196800. Its totient is φ = 4784025600.

The previous prime is 23112312287. The next prime is 23112312331. The reversal of 23112312300 is 321321132.

23112312300 is a `hidden beast` number, since 231 + 123 + 12 + 300 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 24878236 + ... + 24879164.

It is an arithmetic number, because the mean of its divisors is an integer number (209882400).

Almost surely, 223112312300 is an apocalyptic number.

23112312300 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 23112312300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45334598400).

23112312300 is an abundant number, since it is smaller than the sum of its proper divisors (67556884500).

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

23112312300 is a wasteful number, since it uses less digits than its factorization.

23112312300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1326 (or 1316 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 23112312300 its reverse (321321132), we get a palindrome (23433633432).

The spelling of 23112312300 in words is "twenty-three billion, one hundred twelve million, three hundred twelve thousand, three hundred".