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10223231101 = 52319547287
BaseRepresentation
bin10011000010101101…
…00010000001111101
3222101110210221121221
421201112202001331
5131414121343401
64410235153341
7511225013326
oct114126420175
928343727557
1010223231101
114376824926
121b938a5851
13c6c019795
146cda7144d
153ec7a57a1
hex2615a207d

10223231101 has 4 divisors (see below), whose sum is σ = 10242778912. Its totient is φ = 10203683292.

The previous prime is 10223231087. The next prime is 10223231111. The reversal of 10223231101 is 10113232201.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10113232201 = 19532275379.

It is a cyclic number.

It is not a de Polignac number, because 10223231101 - 25 = 10223231069 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 (10223231111) 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, 9773121 + ... + 9774166.

It is an arithmetic number, because the mean of its divisors is an integer number (2560694728).

Almost surely, 210223231101 is an apocalyptic number.

It is an amenable number.

10223231101 is a deficient number, since it is larger than the sum of its proper divisors (19547811).

10223231101 is an equidigital number, since it uses as much as digits as its factorization.

10223231101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19547810.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 10223231101 its reverse (10113232201), we get a palindrome (20336463302).

The spelling of 10223231101 in words is "ten billion, two hundred twenty-three million, two hundred thirty-one thousand, one hundred one".

Divisors: 1 523 19547287 10223231101