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23230431301 = 7111915878627
BaseRepresentation
bin10101101000101001…
…000100000001000101
32012221222011011220111
4111220221010001011
5340033442300201
614401044433021
71451446256650
oct255051040105
965858134814
1023230431301
119940a77960
1246039a8771
132262a3c84c
1411a5352897
1590e67ab51
hex568a44045

23230431301 has 16 divisors (see below), whose sum is σ = 30486965760. Its totient is φ = 17148916080.

The previous prime is 23230431247. The next prime is 23230431311. The reversal of 23230431301 is 10313403232.

It is a cyclic number.

It is not a de Polignac number, because 23230431301 - 219 = 23229907013 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 (23230431311) 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, 7937851 + ... + 7940776.

It is an arithmetic number, because the mean of its divisors is an integer number (1905435360).

Almost surely, 223230431301 is an apocalyptic number.

It is an amenable number.

23230431301 is a deficient number, since it is larger than the sum of its proper divisors (7256534459).

23230431301 is a wasteful number, since it uses less digits than its factorization.

23230431301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15878664.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23230431301 its reverse (10313403232), we get a palindrome (33543834533).

The spelling of 23230431301 in words is "twenty-three billion, two hundred thirty million, four hundred thirty-one thousand, three hundred one".

Divisors: 1 7 11 19 77 133 209 1463 15878627 111150389 174664897 301693913 1222654279 2111857391 3318633043 23230431301