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23201313101 = 103225255467
BaseRepresentation
bin10101100110111001…
…111111000101001101
32012212221100211020122
4111212321333011031
5340004014004401
614354124354325
71450643623151
oct254671770515
965787324218
1023201313101
119926599a2a
1245b60a59a5
1322599b6045
1411a1533061
1590bd2821b
hex566e7f14d

23201313101 has 4 divisors (see below), whose sum is σ = 23426568672. Its totient is φ = 22976057532.

The previous prime is 23201313077. The next prime is 23201313127. The reversal of 23201313101 is 10131310232.

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 23201313101 - 234 = 6021443917 is a prime.

It is a super-2 number, since 2×232013131012 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23201313101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23201313301) 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, 112627631 + ... + 112627836.

It is an arithmetic number, because the mean of its divisors is an integer number (5856642168).

Almost surely, 223201313101 is an apocalyptic number.

It is an amenable number.

23201313101 is a deficient number, since it is larger than the sum of its proper divisors (225255571).

23201313101 is a wasteful number, since it uses less digits than its factorization.

23201313101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225255570.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 23201313101 its reverse (10131310232), we get a palindrome (33332623333).

It can be divided in two parts, 2320131 and 3101, that added together give a palindrome (2323232).

The spelling of 23201313101 in words is "twenty-three billion, two hundred one million, three hundred thirteen thousand, one hundred one".

Divisors: 1 103 225255467 23201313101