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BaseRepresentation
bin100100101110000…
…1000101010101101
310011212102210022221
41021130020222231
510010410043201
6322132235341
742350532100
oct11134105255
93155383287
101232112301
1158254a232
122a476bb51
13168358a44
14b98cc737
15732804a1

1232112301 has 6 divisors (see below), whose sum is σ = 1433273550. Its totient is φ = 1056096216.

The previous prime is 1232112251. The next prime is 1232112307. The reversal of 1232112301 is 1032112321.

Adding to 1232112301 its reverse (1032112321), we get a palindrome (2264224622).

It can be written as a sum of positive squares in only one way, i.e., 876752100 + 355360201 = 29610^2 + 18851^2 .

It is not a de Polignac number, because 1232112301 - 219 = 1231588013 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 (1232112307) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12572526 + ... + 12572623.

It is an arithmetic number, because the mean of its divisors is an integer number (238878925).

Almost surely, 21232112301 is an apocalyptic number.

It is an amenable number.

1232112301 is a deficient number, since it is larger than the sum of its proper divisors (201161249).

1232112301 is an equidigital number, since it uses as much as digits as its factorization.

1232112301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25145163 (or 25145156 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1232112301 is about 35101.4572489519. The cubic root of 1232112301 is about 1072.0542540137.

The spelling of 1232112301 in words is "one billion, two hundred thirty-two million, one hundred twelve thousand, three hundred one".

Divisors: 1 7 49 25145149 176016043 1232112301