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23231033100223 = 1323149521448073
BaseRepresentation
bin1010100100000111001010…
…11110011100011110111111
310001020212100122021022001121
411102003211132130132333
511021104123433201343
6121224104514451411
74615246441152604
oct522034536343677
9101225318238047
1023231033100223
11744725360a483
1227323b5b93b67
13cc68a55541b0
145a45609666ab
152a445c1e6aed
hex1520e579c7bf

23231033100223 has 16 divisors (see below), whose sum is σ = 26280982929600. Its totient is φ = 20374019069184.

The previous prime is 23231033100199. The next prime is 23231033100227. The reversal of 23231033100223 is 32200133013232.

It is a cyclic number.

It is not a de Polignac number, because 23231033100223 - 213 = 23231033092031 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 (23231033100227) 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, 260679486 + ... + 260768587.

It is an arithmetic number, because the mean of its divisors is an integer number (1642561433100).

Almost surely, 223231033100223 is an apocalyptic number.

23231033100223 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23231033100223 is a deficient number, since it is larger than the sum of its proper divisors (3049949829377).

23231033100223 is a wasteful number, since it uses less digits than its factorization.

23231033100223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 521448258.

The product of its (nonzero) digits is 3888, while the sum is 25.

Adding to 23231033100223 its reverse (32200133013232), we get a palindrome (55431166113455).

The spelling of 23231033100223 in words is "twenty-three trillion, two hundred thirty-one billion, thirty-three million, one hundred thousand, two hundred twenty-three".

Divisors: 1 13 23 149 299 1937 3427 44551 521448073 6778824949 11993305679 77695762877 155912973827 1010044917401 1787002546171 23231033100223