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12232123301 = 110311089867
BaseRepresentation
bin10110110010001011…
…10110001110100101
31011120110220020122202
423121011312032211
5200022410421201
65341440504245
7612060222026
oct133105661645
934513806582
1012232123301
115207795312
12245461b085
1311cc2883a8
148407a2c4d
154b8d22c6b
hex2d91763a5

12232123301 has 4 divisors (see below), whose sum is σ = 12243214272. Its totient is φ = 12221032332.

The previous prime is 12232123291. The next prime is 12232123303. The reversal of 12232123301 is 10332123221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12232123301 - 210 = 12232122277 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 (12232123303) 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, 5543831 + ... + 5546036.

It is an arithmetic number, because the mean of its divisors is an integer number (3060803568).

Almost surely, 212232123301 is an apocalyptic number.

It is an amenable number.

12232123301 is a deficient number, since it is larger than the sum of its proper divisors (11090971).

12232123301 is a wasteful number, since it uses less digits than its factorization.

12232123301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11090970.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 12232123301 its reverse (10332123221), we get a palindrome (22564246522).

The spelling of 12232123301 in words is "twelve billion, two hundred thirty-two million, one hundred twenty-three thousand, three hundred one".

Divisors: 1 1103 11089867 12232123301