Search a number
-
+
12101230001 = 75741301123
BaseRepresentation
bin10110100010100101…
…00001110110110001
31011020100121011210202
423101102201312301
5144240403330001
65320443204545
7605610520640
oct132122416661
934210534722
1012101230001
11514a913233
122418816755
1311ab119133
1482b24d357
154ac5b996b
hex2d14a1db1

12101230001 has 8 divisors (see below), whose sum is σ = 13832432064. Its totient is φ = 10370641680.

The previous prime is 12101229977. The next prime is 12101230007. The reversal of 12101230001 is 10003210121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12101230001 - 214 = 12101213617 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12101230007) 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, 110375 + ... + 190748.

It is an arithmetic number, because the mean of its divisors is an integer number (1729054008).

Almost surely, 212101230001 is an apocalyptic number.

It is an amenable number.

12101230001 is a deficient number, since it is larger than the sum of its proper divisors (1731202063).

12101230001 is an equidigital number, since it uses as much as digits as its factorization.

12101230001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306871.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 12101230001 its reverse (10003210121), we get a palindrome (22104440122).

The spelling of 12101230001 in words is "twelve billion, one hundred one million, two hundred thirty thousand, one".

Divisors: 1 7 5741 40187 301123 2107861 1728747143 12101230001