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12110120201 = 239401126359
BaseRepresentation
bin10110100011101000…
…11100010100001001
31011020222022211212102
423101310130110021
5144300142321301
65321401523145
7606046215614
oct132164342411
934228284772
1012110120201
115154935603
12241b7a34b5
1311acc0c7ca
1482c4c517b
154ad273b6b
hex2d1d1c509

12110120201 has 8 divisors (see below), whose sum is σ = 12191212800. Its totient is φ = 12029281600.

The previous prime is 12110120189. The next prime is 12110120257. The reversal of 12110120201 is 10202101121.

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 12110120201 - 230 = 11036378377 is a prime.

It is a super-2 number, since 2×121101202012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12110120501) 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, 32660 + ... + 159018.

It is an arithmetic number, because the mean of its divisors is an integer number (1523901600).

Almost surely, 212110120201 is an apocalyptic number.

It is an amenable number.

12110120201 is a deficient number, since it is larger than the sum of its proper divisors (81092599).

12110120201 is a wasteful number, since it uses less digits than its factorization.

12110120201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126999.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12110120201 its reverse (10202101121), we get a palindrome (22312221322).

The spelling of 12110120201 in words is "twelve billion, one hundred ten million, one hundred twenty thousand, two hundred one".

Divisors: 1 239 401 95839 126359 30199801 50669959 12110120201