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10230310212 = 223852525851
BaseRepresentation
bin10011000011100011…
…00010010101000100
3222101222010121100020
421201301202111010
5131422424411322
64411051015140
7511342126203
oct114161422504
928358117306
1010230310212
11437a81a531
121b9613a4b0
13c706279c5
146d099523a
153ed20305c
hex261c62544

10230310212 has 12 divisors (see below), whose sum is σ = 23870723856. Its totient is φ = 3410103400.

The previous prime is 10230310187. The next prime is 10230310219. The reversal of 10230310212 is 21201303201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 10230310191 and 10230310200.

It is not an unprimeable number, because it can be changed into a prime (10230310219) 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, 426262914 + ... + 426262937.

It is an arithmetic number, because the mean of its divisors is an integer number (1989226988).

Almost surely, 210230310212 is an apocalyptic number.

10230310212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10230310212 is an abundant number, since it is smaller than the sum of its proper divisors (13640413644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10230310212 is a wasteful number, since it uses less digits than its factorization.

10230310212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 852525858 (or 852525856 counting only the distinct ones).

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

Adding to 10230310212 its reverse (21201303201), we get a palindrome (31431613413).

The spelling of 10230310212 in words is "ten billion, two hundred thirty million, three hundred ten thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 852525851 1705051702 2557577553 3410103404 5115155106 10230310212