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23112303232201 = 171359547248953
BaseRepresentation
bin1010100000101010000001…
…00111111100010011001001
310000211111220011002002002021
411100111000213330103021
511012132444111412301
6121053351233404441
74603544264012101
oct520250047742311
9100744804062067
1023112303232201
117400966702307
12271339b709721
13cb8633547c11
1459c8da1a8201
152a130d9d18a1
hex1505409fc4c9

23112303232201 has 4 divisors (see below), whose sum is σ = 24471850481172. Its totient is φ = 21752755983232.

The previous prime is 23112303232171. The next prime is 23112303232219. The reversal of 23112303232201 is 10223230321132.

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 13682637990025 + 9429665242176 = 3699005^2 + 3070776^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23112303232201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23112303232261) 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, 679773624460 + ... + 679773624493.

It is an arithmetic number, because the mean of its divisors is an integer number (6117962620293).

Almost surely, 223112303232201 is an apocalyptic number.

It is an amenable number.

23112303232201 is a deficient number, since it is larger than the sum of its proper divisors (1359547248971).

23112303232201 is a wasteful number, since it uses less digits than its factorization.

23112303232201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359547248970.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 23112303232201 its reverse (10223230321132), we get a palindrome (33335533553333).

The spelling of 23112303232201 in words is "twenty-three trillion, one hundred twelve billion, three hundred three million, two hundred thirty-two thousand, two hundred one".

Divisors: 1 17 1359547248953 23112303232201