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10330330231 = 13794640787
BaseRepresentation
bin10011001111011110…
…00101010001110111
3222122221100011000101
421213233011101313
5132124031031411
64425022454531
7513665233564
oct114757052167
928587304011
1010330330231
114421225001
122003734447
13c88277650
146ddd8d86b
15406dad8c1
hex267bc5477

10330330231 has 4 divisors (see below), whose sum is σ = 11124971032. Its totient is φ = 9535689432.

The previous prime is 10330330201. The next prime is 10330330243. The reversal of 10330330231 is 13203303301.

10330330231 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13203303301 = 15671842531.

It is a cyclic number.

It is not a de Polignac number, because 10330330231 - 213 = 10330322039 is a prime.

It is a super-2 number, since 2×103303302312 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10330330199 and 10330330208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10330330201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397320381 + ... + 397320406.

It is an arithmetic number, because the mean of its divisors is an integer number (2781242758).

Almost surely, 210330330231 is an apocalyptic number.

10330330231 is a deficient number, since it is larger than the sum of its proper divisors (794640801).

10330330231 is an equidigital number, since it uses as much as digits as its factorization.

10330330231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 794640800.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 10330330231 its reverse (13203303301), we get a palindrome (23533633532).

The spelling of 10330330231 in words is "ten billion, three hundred thirty million, three hundred thirty thousand, two hundred thirty-one".

Divisors: 1 13 794640787 10330330231