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10130212231 = 101100299131
BaseRepresentation
bin10010110111100111…
…01100010110000111
3222010222210002201121
421123303230112013
5131221313242411
64353113334411
7506015245306
oct113363542607
928128702647
1010130212231
114329271427
121b68707407
13c5597b729
146c157a43d
153e452e571
hex25bcec587

10130212231 has 4 divisors (see below), whose sum is σ = 10230511464. Its totient is φ = 10029913000.

The previous prime is 10130212193. The next prime is 10130212237. The reversal of 10130212231 is 13221203101.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 10130212231 - 213 = 10130204039 is a prime.

It is a super-2 number, since 2×101302122312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10130212237) 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 3 ways as a sum of consecutive naturals, for example, 50149465 + ... + 50149666.

It is an arithmetic number, because the mean of its divisors is an integer number (2557627866).

Almost surely, 210130212231 is an apocalyptic number.

10130212231 is a deficient number, since it is larger than the sum of its proper divisors (100299233).

10130212231 is a wasteful number, since it uses less digits than its factorization.

10130212231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100299232.

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

Adding to 10130212231 its reverse (13221203101), we get a palindrome (23351415332).

The spelling of 10130212231 in words is "ten billion, one hundred thirty million, two hundred twelve thousand, two hundred thirty-one".

Divisors: 1 101 100299131 10130212231