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23122323133 = 7137110613373
BaseRepresentation
bin10101100010001100…
…101010011010111101
32012200102201201101021
4111202030222122331
5334323303320013
614342223344141
71445664334540
oct254214523275
965612651337
1023122323133
119895a48668
124593752051
13224651a610
141194c50857
15904e23a8d
hex56232a6bd

23122323133 has 32 divisors (see below), whose sum is σ = 28894828032. Its totient is φ = 18014572800.

The previous prime is 23122323089. The next prime is 23122323137. The reversal of 23122323133 is 33132322132.

It is not a de Polignac number, because 23122323133 - 29 = 23122322621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23122323098 and 23122323107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23122323137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6853435 + ... + 6856807.

It is an arithmetic number, because the mean of its divisors is an integer number (902963376).

Almost surely, 223122323133 is an apocalyptic number.

It is an amenable number.

23122323133 is a deficient number, since it is larger than the sum of its proper divisors (5772504899).

23122323133 is a wasteful number, since it uses less digits than its factorization.

23122323133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4525.

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

Adding to 23122323133 its reverse (33132322132), we get a palindrome (56254645265).

The spelling of 23122323133 in words is "twenty-three billion, one hundred twenty-two million, three hundred twenty-three thousand, one hundred thirty-three".

Divisors: 1 7 13 71 91 497 923 1061 3373 6461 7427 13793 23611 43849 75331 96551 239483 306943 527317 979303 1676381 3113279 3578753 6855121 21792953 25051271 46523789 254091463 325666523 1778640241 3303189019 23122323133