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230100103231 = 1912110531749
BaseRepresentation
bin1101011001001100001…
…0001111000000111111
3210222221001221100200121
43112103002033000333
512232221111300411
6253412335435411
722424044415005
oct3262302170077
9728831840617
10230100103231
1189648567279
1238718085b67
1318910362a4b
14b1cb946a75
155ebac73571
hex359308f03f

230100103231 has 4 divisors (see below), whose sum is σ = 242210635000. Its totient is φ = 217989571464.

The previous prime is 230100103217. The next prime is 230100103243. The reversal of 230100103231 is 132301001032.

230100103231 is digitally balanced in base 2, 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.

It is a cyclic number.

It is not a de Polignac number, because 230100103231 - 223 = 230091714623 is a prime.

It is a super-2 number, since 2×2301001032312 (a number of 24 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 (230100103271) 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, 6055265856 + ... + 6055265893.

It is an arithmetic number, because the mean of its divisors is an integer number (60552658750).

Almost surely, 2230100103231 is an apocalyptic number.

230100103231 is a deficient number, since it is larger than the sum of its proper divisors (12110531769).

230100103231 is a wasteful number, since it uses less digits than its factorization.

230100103231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12110531768.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 230100103231 its reverse (132301001032), we get a palindrome (362401104263).

The spelling of 230100103231 in words is "two hundred thirty billion, one hundred million, one hundred three thousand, two hundred thirty-one".

Divisors: 1 19 12110531749 230100103231