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10213231133 = 71459033019
BaseRepresentation
bin10011000001100000…
…11000101000011101
3222100202222220020202
421200300120220131
5131404041344013
64405240553245
7511044014030
oct114060305035
928322886222
1010213231133
114371114796
121b90482825
13c69c27c41
146cc5cb017
153eb97c858
hex260c18a1d

10213231133 has 4 divisors (see below), whose sum is σ = 11672264160. Its totient is φ = 8754198108.

The previous prime is 10213231123. The next prime is 10213231157. The reversal of 10213231133 is 33113231201.

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: 33113231201 = 47969129919.

It is a cyclic number.

It is not a de Polignac number, because 10213231133 - 28 = 10213230877 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213231123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 729516503 + ... + 729516516.

It is an arithmetic number, because the mean of its divisors is an integer number (2918066040).

Almost surely, 210213231133 is an apocalyptic number.

It is an amenable number.

10213231133 is a deficient number, since it is larger than the sum of its proper divisors (1459033027).

10213231133 is an equidigital number, since it uses as much as digits as its factorization.

10213231133 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459033026.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 10213231133 its reverse (33113231201), we get a palindrome (43326462334).

The spelling of 10213231133 in words is "ten billion, two hundred thirteen million, two hundred thirty-one thousand, one hundred thirty-three".

Divisors: 1 7 1459033019 10213231133