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10121312010 = 2351013340367
BaseRepresentation
bin10010110110100011…
…01111011100001010
3222010101000220220210
421123101233130022
5131212023441020
64352154501550
7505546506165
oct113321573412
928111026823
1010121312010
114324242577
121b657348b6
13c53b83624
146c0300adc
153e38723e0
hex25b46f70a

10121312010 has 32 divisors (see below), whose sum is σ = 24531662592. Its totient is φ = 2672292800.

The previous prime is 10121311997. The next prime is 10121312017. The reversal of 10121312010 is 1021312101.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (10121312017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1667154 + ... + 1673213.

It is an arithmetic number, because the mean of its divisors is an integer number (766614456).

Almost surely, 210121312010 is an apocalyptic number.

10121312010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10121312010 is an abundant number, since it is smaller than the sum of its proper divisors (14410350582).

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

10121312010 is a wasteful number, since it uses less digits than its factorization.

10121312010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3340478.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10121312010 its reverse (1021312101), we get a palindrome (11142624111).

Subtracting from 10121312010 its reverse (1021312101), we obtain a palindrome (9099999909).

The spelling of 10121312010 in words is "ten billion, one hundred twenty-one million, three hundred twelve thousand, ten".

Divisors: 1 2 3 5 6 10 15 30 101 202 303 505 606 1010 1515 3030 3340367 6680734 10021101 16701835 20042202 33403670 50105505 100211010 337377067 674754134 1012131201 1686885335 2024262402 3373770670 5060656005 10121312010