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123201030301 = 341336097577
BaseRepresentation
bin111001010111101011…
…0101000100010011101
3102210000002110210120021
41302233112220202131
54004303430432201
6132333041352141
711621015323156
oct1625726504235
9383002423507
10123201030301
1148281851608
121ba63938651
13b805426b3b
145d6a51c92d
153311008ea1
hex1caf5a889d

123201030301 has 4 divisors (see below), whose sum is σ = 123237131292. Its totient is φ = 123164929312.

The previous prime is 123201030289. The next prime is 123201030319. The reversal of 123201030301 is 103030102321.

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 67846704676 + 55354325625 = 260474^2 + 235275^2 .

It is a cyclic number.

It is not a de Polignac number, because 123201030301 - 29 = 123201029789 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 (123201030341) 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, 18045376 + ... + 18052201.

It is an arithmetic number, because the mean of its divisors is an integer number (30809282823).

Almost surely, 2123201030301 is an apocalyptic number.

It is an amenable number.

123201030301 is a deficient number, since it is larger than the sum of its proper divisors (36100991).

123201030301 is an equidigital number, since it uses as much as digits as its factorization.

123201030301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36100990.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 123201030301 its reverse (103030102321), we get a palindrome (226231132622).

The spelling of 123201030301 in words is "one hundred twenty-three billion, two hundred one million, thirty thousand, three hundred one".

Divisors: 1 3413 36097577 123201030301