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120012301201 = 139231715477
BaseRepresentation
bin110111111000101001…
…0100110001110010001
3102110202212022120120111
41233301102212032101
53431241122114301
6131044412041321
711446005504652
oct1576122461621
9373685276514
10120012301201
11469958a7201
121b313a63241
13b4179034a0
145b46c29529
1531c60d5551
hex1bf14a6391

120012301201 has 4 divisors (see below), whose sum is σ = 129244016692. Its totient is φ = 110780585712.

The previous prime is 120012301181. The next prime is 120012301229. The reversal of 120012301201 is 102103210021.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 56394850576 + 63617450625 = 237476^2 + 252225^2 .

It is a cyclic number.

It is not a de Polignac number, because 120012301201 - 29 = 120012300689 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 9231715477 = 120012301201 / (1 + 2 + 0 + 0 + 1 + 2 + 3 + 0 + 1 + 2 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120012301291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4615857726 + ... + 4615857751.

It is an arithmetic number, because the mean of its divisors is an integer number (32311004173).

Almost surely, 2120012301201 is an apocalyptic number.

It is an amenable number.

120012301201 is a deficient number, since it is larger than the sum of its proper divisors (9231715491).

120012301201 is an equidigital number, since it uses as much as digits as its factorization.

120012301201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9231715490.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 120012301201 its reverse (102103210021), we get a palindrome (222115511222).

The spelling of 120012301201 in words is "one hundred twenty billion, twelve million, three hundred one thousand, two hundred one".

Divisors: 1 13 9231715477 120012301201