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10131002223 = 326312840307
BaseRepresentation
bin10010110111101101…
…01101001101101111
3222011001021020101120
421123312231031233
5131222014032343
64353142312023
7506025045426
oct113366551557
928131236346
1010131002223
114329760a11
121b68a28613
13c55b97194
146c17042bd
153e4638683
hex25bdad36f

10131002223 has 8 divisors (see below), whose sum is σ = 13559365248. Its totient is φ = 6728320344.

The previous prime is 10131002221. The next prime is 10131002237. The reversal of 10131002223 is 32220013101.

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

It is not a de Polignac number, because 10131002223 - 21 = 10131002221 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10131002221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6419365 + ... + 6420942.

It is an arithmetic number, because the mean of its divisors is an integer number (1694920656).

Almost surely, 210131002223 is an apocalyptic number.

10131002223 is a deficient number, since it is larger than the sum of its proper divisors (3428363025).

10131002223 is a wasteful number, since it uses less digits than its factorization.

10131002223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12840573.

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

Adding to 10131002223 its reverse (32220013101), we get a palindrome (42351015324).

It can be divided in two parts, 1013 and 1002223, that added together give a triangular number (1003236 = T1416).

The spelling of 10131002223 in words is "ten billion, one hundred thirty-one million, two thousand, two hundred twenty-three".

Divisors: 1 3 263 789 12840307 38520921 3377000741 10131002223