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12003210310 = 2571313190341
BaseRepresentation
bin10110010110111001…
…00111010001000110
31010222112011021001211
423023130213101012
5144040310212220
65303022242034
7603310414150
oct131334472106
933875137054
1012003210310
1150aa554623
1223aba2631a
131193a19b10
1481c215ad0
154a3ba6b5a
hex2cb727446

12003210310 has 32 divisors (see below), whose sum is σ = 26591729472. Its totient is φ = 3798817920.

The previous prime is 12003210283. The next prime is 12003210311. The reversal of 12003210310 is 1301230021.

12003210310 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 2×120032103102 (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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (12003210311) 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 15 ways as a sum of consecutive naturals, for example, 6594261 + ... + 6596080.

It is an arithmetic number, because the mean of its divisors is an integer number (830991546).

Almost surely, 212003210310 is an apocalyptic number.

12003210310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12003210310 is an abundant number, since it is smaller than the sum of its proper divisors (14588519162).

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

12003210310 is a wasteful number, since it uses less digits than its factorization.

12003210310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13190368.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 12003210310 its reverse (1301230021), we get a palindrome (13304440331).

The spelling of 12003210310 in words is "twelve billion, three million, two hundred ten thousand, three hundred ten".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 13190341 26380682 65951705 92332387 131903410 171474433 184664774 342948866 461661935 857372165 923323870 1200321031 1714744330 2400642062 6001605155 12003210310