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13232331123 = 3111723587043
BaseRepresentation
bin11000101001011010…
…10101100101110011
31021011011222001211220
430110231111211303
5204044434043443
610025010440123
7645623646564
oct142455254563
937134861756
1013232331123
115680340250
122693593043
13132b56903b
148d756616b
15526a45a83
hex314b55973

13232331123 has 16 divisors (see below), whose sum is σ = 20379206016. Its totient is φ = 7547853440.

The previous prime is 13232331083. The next prime is 13232331169. The reversal of 13232331123 is 32113323231.

It is a cyclic number.

It is not a de Polignac number, because 13232331123 - 218 = 13232068979 is a prime.

It is a super-2 number, since 2×132323311232 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13232331093 and 13232331102.

It is not an unprimeable number, because it can be changed into a prime (13232332123) 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, 11792961 + ... + 11794082.

It is an arithmetic number, because the mean of its divisors is an integer number (1273700376).

Almost surely, 213232331123 is an apocalyptic number.

13232331123 is a deficient number, since it is larger than the sum of its proper divisors (7146874893).

13232331123 is a wasteful number, since it uses less digits than its factorization.

13232331123 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23587074.

The product of its digits is 1944, while the sum is 24.

Adding to 13232331123 its reverse (32113323231), we get a palindrome (45345654354).

The spelling of 13232331123 in words is "thirteen billion, two hundred thirty-two million, three hundred thirty-one thousand, one hundred twenty-three".

Divisors: 1 3 11 17 33 51 187 561 23587043 70761129 259457473 400979731 778372419 1202939193 4410777041 13232331123