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10231213130 = 251023121313
BaseRepresentation
bin10011000011101001…
…11110110001001010
3222102000211110220122
421201310332301022
5131423142310010
64411122223242
7511352606465
oct114164766112
928360743818
1010231213130
114380286946
121b964b4b22
13c70882988
146d0b4c2dc
153ed330855
hex261d3ec4a

10231213130 has 8 divisors (see below), whose sum is σ = 18416183652. Its totient is φ = 4092485248.

The previous prime is 10231213093. The next prime is 10231213193. The reversal of 10231213130 is 3131213201.

10231213130 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 10084778929 + 146434201 = 100423^2 + 12101^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×102312131302 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10231213099 and 10231213108.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 511560647 + ... + 511560666.

Almost surely, 210231213130 is an apocalyptic number.

10231213130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10231213130 is a deficient number, since it is larger than the sum of its proper divisors (8184970522).

10231213130 is a wasteful number, since it uses less digits than its factorization.

10231213130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023121320.

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

Adding to 10231213130 its reverse (3131213201), we get a palindrome (13362426331).

The spelling of 10231213130 in words is "ten billion, two hundred thirty-one million, two hundred thirteen thousand, one hundred thirty".

Divisors: 1 2 5 10 1023121313 2046242626 5115606565 10231213130