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10230211331 = 23444791797
BaseRepresentation
bin10011000011100010…
…01010001100000011
3222101221221120200222
421201301022030003
5131422413230311
64411044533255
7511341235004
oct114161121403
928357846628
1010230211331
11437a76220a
121b960b122b
13c705c19b2
146d096b1ab
153ed1d3adb
hex261c4a303

10230211331 has 4 divisors (see below), whose sum is σ = 10675003152. Its totient is φ = 9785419512.

The previous prime is 10230211291. The next prime is 10230211333. The reversal of 10230211331 is 13311203201.

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 10230211331 - 26 = 10230211267 is a prime.

It is a super-2 number, since 2×102302113312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10230211333) 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, 222395876 + ... + 222395921.

It is an arithmetic number, because the mean of its divisors is an integer number (2668750788).

Almost surely, 210230211331 is an apocalyptic number.

10230211331 is a deficient number, since it is larger than the sum of its proper divisors (444791821).

10230211331 is an equidigital number, since it uses as much as digits as its factorization.

10230211331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 444791820.

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

Adding to 10230211331 its reverse (13311203201), we get a palindrome (23541414532).

The spelling of 10230211331 in words is "ten billion, two hundred thirty million, two hundred eleven thousand, three hundred thirty-one".

Divisors: 1 23 444791797 10230211331