Search a number
-
+
122301301 = 881138821
BaseRepresentation
bin1110100101000…
…10101101110101
322112010112211211
413102202231311
5222302120201
620045201421
73013354363
oct722425565
9275115754
10122301301
1163043861
1234b60271
131c451545
1412358633
15ab0c651
hex74a2b75

122301301 has 4 divisors (see below), whose sum is σ = 122441004. Its totient is φ = 122161600.

The previous prime is 122301299. The next prime is 122301313. The reversal of 122301301 is 103103221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103103221 = 137931017.

It can be written as a sum of positive squares in 2 ways, for example, as 17648401 + 104652900 = 4201^2 + 10230^2 .

It is a cyclic number.

It is not a de Polignac number, because 122301301 - 21 = 122301299 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122301341) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68530 + ... + 70291.

It is an arithmetic number, because the mean of its divisors is an integer number (30610251).

Almost surely, 2122301301 is an apocalyptic number.

It is an amenable number.

122301301 is a deficient number, since it is larger than the sum of its proper divisors (139703).

122301301 is an equidigital number, since it uses as much as digits as its factorization.

122301301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139702.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 122301301 is about 11058.9918618290. The cubic root of 122301301 is about 496.3755245069.

Adding to 122301301 its reverse (103103221), we get a palindrome (225404522).

It can be divided in two parts, 12230 and 1301, that added together give a palindrome (13531).

The spelling of 122301301 in words is "one hundred twenty-two million, three hundred one thousand, three hundred one".

Divisors: 1 881 138821 122301301