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10213131230 = 258513119971
BaseRepresentation
bin10011000001100000…
…00000001111011110
3222100202210211012122
421200300000033132
5131404030144410
64405234502542
7511043116541
oct114060001736
928322724178
1010213131230
114371056725
121b90434a52
13c69bc1623
146cc5a2858
153eb95ce55
hex260c003de

10213131230 has 16 divisors (see below), whose sum is σ = 18385948944. Its totient is φ = 4084738560.

The previous prime is 10213131223. The next prime is 10213131233. The reversal of 10213131230 is 3213131201.

It is a junction number, because it is equal to n+sod(n) for n = 10213131199 and 10213131208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10213131233) 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 7 ways as a sum of consecutive naturals, for example, 25145 + ... + 145115.

It is an arithmetic number, because the mean of its divisors is an integer number (1149121809).

Almost surely, 210213131230 is an apocalyptic number.

10213131230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10213131230 is a deficient number, since it is larger than the sum of its proper divisors (8172817714).

10213131230 is a wasteful number, since it uses less digits than its factorization.

10213131230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128491.

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

Adding to 10213131230 its reverse (3213131201), we get a palindrome (13426262431).

The spelling of 10213131230 in words is "ten billion, two hundred thirteen million, one hundred thirty-one thousand, two hundred thirty".

Divisors: 1 2 5 10 8513 17026 42565 85130 119971 239942 599855 1199710 1021313123 2042626246 5106565615 10213131230