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10211210230 = 251378547771
BaseRepresentation
bin10011000001010001…
…01011001111110110
3222100122012020002111
421200220223033312
5131403032211410
64405125401234
7511020566134
oct114050531766
928318166074
1010211210230
11436aa64421
121b8b86921a
13c6969b140
146cc222754
153eb6cdb8a
hex260a2b3f6

10211210230 has 16 divisors (see below), whose sum is σ = 19794038544. Its totient is φ = 3770292960.

The previous prime is 10211210227. The next prime is 10211210239. The reversal of 10211210230 is 3201211201.

10211210230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×102112102302 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a self number, because there is not a number n which added to its sum of digits gives 10211210230.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10211210239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39273756 + ... + 39274015.

It is an arithmetic number, because the mean of its divisors is an integer number (1237127409).

Almost surely, 210211210230 is an apocalyptic number.

10211210230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10211210230 is a deficient number, since it is larger than the sum of its proper divisors (9582828314).

10211210230 is a wasteful number, since it uses less digits than its factorization.

10211210230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78547791.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10211210230 its reverse (3201211201), we get a palindrome (13412421431).

The spelling of 10211210230 in words is "ten billion, two hundred eleven million, two hundred ten thousand, two hundred thirty".

Divisors: 1 2 5 10 13 26 65 130 78547771 157095542 392738855 785477710 1021121023 2042242046 5105605115 10211210230