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23213003101 = 47493893683
BaseRepresentation
bin10101100111100110…
…100101000101011101
32012220202100201220121
4111213212211011131
5340020012044401
614355223114541
71451145161611
oct254746450535
965822321817
1023213003101
119932153892
1245b9ba2a51
13225c249bc2
1411a2cd7341
1590cd86ca1
hex5679a515d

23213003101 has 4 divisors (see below), whose sum is σ = 23706896832. Its totient is φ = 22719109372.

The previous prime is 23213003089. The next prime is 23213003119. The reversal of 23213003101 is 10130031232.

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 23213003101 - 219 = 23212478813 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 (23213009101) 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, 246946795 + ... + 246946888.

It is an arithmetic number, because the mean of its divisors is an integer number (5926724208).

Almost surely, 223213003101 is an apocalyptic number.

It is an amenable number.

23213003101 is a deficient number, since it is larger than the sum of its proper divisors (493893731).

23213003101 is an equidigital number, since it uses as much as digits as its factorization.

23213003101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493893730.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 23213003101 its reverse (10130031232), we get a palindrome (33343034333).

The spelling of 23213003101 in words is "twenty-three billion, two hundred thirteen million, three thousand, one hundred one".

Divisors: 1 47 493893683 23213003101