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12013031041 = 111975543623
BaseRepresentation
bin10110011000000100…
…00100111010000001
31011000012122012120121
423030002010322001
5144100313443131
65304012540241
7603460036054
oct131402047201
934005565517
1012013031041
115105052030
1223b3181681
131195a77bbb
1481d650a9b
154a4996911
hex2cc084e81

12013031041 has 8 divisors (see below), whose sum is σ = 13171650624. Its totient is φ = 10865499120.

The previous prime is 12013030973. The next prime is 12013031071. The reversal of 12013031041 is 14013031021.

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 12013031041 - 213 = 12013022849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12013031071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2769645 + ... + 2773978.

It is an arithmetic number, because the mean of its divisors is an integer number (1646456328).

Almost surely, 212013031041 is an apocalyptic number.

12013031041 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

12013031041 is a deficient number, since it is larger than the sum of its proper divisors (1158619583).

12013031041 is a wasteful number, since it uses less digits than its factorization.

12013031041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5543831.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 12013031041 its reverse (14013031021), we get a palindrome (26026062062).

The spelling of 12013031041 in words is "twelve billion, thirteen million, thirty-one thousand, forty-one".

Divisors: 1 11 197 2167 5543623 60979853 1092093731 12013031041