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23120233201 = 1319349126813
BaseRepresentation
bin10101100010000100…
…101100001011110001
32012200021210112112101
4111202010230023301
5334322234430301
614342110500401
71445640511462
oct254204541361
965607715471
1023120233201
11989485044a
124592b04701
132245c68280
141194868d69
15904b5e701
hex56212c2f1

23120233201 has 16 divisors (see below), whose sum is σ = 26217656640. Its totient is φ = 20211958080.

The previous prime is 23120233187. The next prime is 23120233211. The reversal of 23120233201 is 10233202132.

It is a cyclic number.

It is not a de Polignac number, because 23120233201 - 229 = 22583362289 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23120233211) 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, 848871 + ... + 875683.

It is an arithmetic number, because the mean of its divisors is an integer number (1638603540).

Almost surely, 223120233201 is an apocalyptic number.

It is an amenable number.

23120233201 is a deficient number, since it is larger than the sum of its proper divisors (3097423439).

23120233201 is a wasteful number, since it uses less digits than its factorization.

23120233201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30336.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 23120233201 its reverse (10233202132), we get a palindrome (33353435333).

The spelling of 23120233201 in words is "twenty-three billion, one hundred twenty million, two hundred thirty-three thousand, two hundred one".

Divisors: 1 13 19 247 3491 26813 45383 66329 348569 509447 862277 6622811 93604183 1216854379 1778479477 23120233201