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22300230013 = 47474472979
BaseRepresentation
bin10100110001001100…
…101000000101111101
32010120010211001121221
4110301030220011331
5331132324330023
614124455153341
71416422553565
oct246114500575
963503731557
1022300230013
119503997966
1243a4375851
132145100699
1411179b3da5
158a7b8585d
hex53132817d

22300230013 has 4 divisors (see below), whose sum is σ = 22774703040. Its totient is φ = 21825756988.

The previous prime is 22300229999. The next prime is 22300230053. The reversal of 22300230013 is 31003200322.

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 22300230013 - 25 = 22300229981 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 (22300230053) 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, 237236443 + ... + 237236536.

It is an arithmetic number, because the mean of its divisors is an integer number (5693675760).

Almost surely, 222300230013 is an apocalyptic number.

It is an amenable number.

22300230013 is a deficient number, since it is larger than the sum of its proper divisors (474473027).

22300230013 is an equidigital number, since it uses as much as digits as its factorization.

22300230013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474473026.

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 22300230013 its reverse (31003200322), we get a palindrome (53303430335).

The spelling of 22300230013 in words is "twenty-two billion, three hundred million, two hundred thirty thousand, thirteen".

Divisors: 1 47 474472979 22300230013