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23012340130231 = 118122189878159
BaseRepresentation
bin1010011101101111110100…
…10110111110000110110111
310000110221212112212100102021
411032313322112332012313
511004013233033131411
6120535420105254011
74563405145452034
oct516677226760667
9100427775770367
1023012340130231
11737252a089251
1226b7b42194307
13cac09258713a
14597b35dd038b
1529d90cb34a71
hex14edfa5be1b7

23012340130231 has 8 divisors (see below), whose sum is σ = 23032889812800. Its totient is φ = 22991792250720.

The previous prime is 23012340130207. The next prime is 23012340130253. The reversal of 23012340130231 is 13203104321032.

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 23012340130231 - 27 = 23012340130103 is a prime.

It is a super-2 number, since 2×230123401302312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 23012340130196 and 23012340130205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23012340130931) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25766130 + ... + 26644288.

It is an arithmetic number, because the mean of its divisors is an integer number (2879111226600).

Almost surely, 223012340130231 is an apocalyptic number.

23012340130231 is a deficient number, since it is larger than the sum of its proper divisors (20549682569).

23012340130231 is a wasteful number, since it uses less digits than its factorization.

23012340130231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901529.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23012340130231 its reverse (13203104321032), we get a palindrome (36215444451263).

The spelling of 23012340130231 in words is "twenty-three trillion, twelve billion, three hundred forty million, one hundred thirty thousand, two hundred thirty-one".

Divisors: 1 1181 22189 878159 26205209 1037105779 19485470051 23012340130231