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23113320101 = 31745590971
BaseRepresentation
bin10101100001101010…
…010100011010100101
32012122210210022112122
4111201222110122211
5334314002220401
614341302355325
71445524656614
oct254152243245
965583708478
1023113320101
119890959543
12459072bb45
1322446b7791
14119398987b
1590424621b
hex561a946a5

23113320101 has 4 divisors (see below), whose sum is σ = 23858911104. Its totient is φ = 22367729100.

The previous prime is 23113320067. The next prime is 23113320119. The reversal of 23113320101 is 10102331132.

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 a de Polignac number, because none of the positive numbers 2k-23113320101 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 23113320101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23113340101) 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, 372795455 + ... + 372795516.

It is an arithmetic number, because the mean of its divisors is an integer number (5964727776).

Almost surely, 223113320101 is an apocalyptic number.

It is an amenable number.

23113320101 is a deficient number, since it is larger than the sum of its proper divisors (745591003).

23113320101 is an equidigital number, since it uses as much as digits as its factorization.

23113320101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 745591002.

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

Adding to 23113320101 its reverse (10102331132), we get a palindrome (33215651233).

The spelling of 23113320101 in words is "twenty-three billion, one hundred thirteen million, three hundred twenty thousand, one hundred one".

Divisors: 1 31 745590971 23113320101