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10022013231 = 35077658001
BaseRepresentation
bin10010101010101101…
…11100100100101111
3221212110012000121020
421111112330210233
5131011113410411
64334250305223
7503232464316
oct112526744457
927773160536
1010022013231
11428318a96a
121b38428213
13c39427059
146b105327d
153d9caa606
hex2555bc92f

10022013231 has 8 divisors (see below), whose sum is σ = 13365336624. Its totient is φ = 6680016000.

The previous prime is 10022013193. The next prime is 10022013241. The reversal of 10022013231 is 13231022001.

10022013231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 10022013231 - 29 = 10022012719 is a prime.

It is a super-2 number, since 2×100220132312 (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10022013231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10022013241) 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 7 ways as a sum of consecutive naturals, for example, 313770 + ... + 344231.

It is an arithmetic number, because the mean of its divisors is an integer number (1670667078).

Almost surely, 210022013231 is an apocalyptic number.

10022013231 is a deficient number, since it is larger than the sum of its proper divisors (3343323393).

10022013231 is an equidigital number, since it uses as much as digits as its factorization.

10022013231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 663081.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 10022013231 its reverse (13231022001), we get a palindrome (23253035232).

The spelling of 10022013231 in words is "ten billion, twenty-two million, thirteen thousand, two hundred thirty-one".

Divisors: 1 3 5077 15231 658001 1974003 3340671077 10022013231