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10230113321 = 48132125517
BaseRepresentation
bin10011000011100001…
…10010010000101001
3222101221202121020222
421201300302100221
5131422402111241
64411042455425
7511340346161
oct114160622051
928357677228
1010230113321
11437a6a560a
121b96064575
13c705891bc
146d09435a1
153ed1b4a4b
hex261c32429

10230113321 has 4 divisors (see below), whose sum is σ = 10232243652. Its totient is φ = 10227982992.

The previous prime is 10230113293. The next prime is 10230113329. The reversal of 10230113321 is 12331103201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12331103201 = 18917651853.

It can be written as a sum of positive squares in 2 ways, for example, as 7981456921 + 2248656400 = 89339^2 + 47420^2 .

It is a cyclic number.

It is not a de Polignac number, because 10230113321 - 222 = 10225919017 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10230113321.

It is not an unprimeable number, because it can be changed into a prime (10230113329) 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, 1057946 + ... + 1067571.

It is an arithmetic number, because the mean of its divisors is an integer number (2558060913).

Almost surely, 210230113321 is an apocalyptic number.

It is an amenable number.

10230113321 is a deficient number, since it is larger than the sum of its proper divisors (2130331).

10230113321 is an equidigital number, since it uses as much as digits as its factorization.

10230113321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130330.

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

Adding to 10230113321 its reverse (12331103201), we get a palindrome (22561216522).

The spelling of 10230113321 in words is "ten billion, two hundred thirty million, one hundred thirteen thousand, three hundred twenty-one".

Divisors: 1 4813 2125517 10230113321