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12023131310 = 251202313131
BaseRepresentation
bin10110011001010001…
…00110110010101110
31011000220122100112122
423030220212302232
5144110410200220
65305013232542
7603641633651
oct131450466256
934026570478
1012023131310
11510a820563
1223b6632752
131197ba32a8
14820b1d898
154a57de425
hex2cca26cae

12023131310 has 8 divisors (see below), whose sum is σ = 21641636376. Its totient is φ = 4809252520.

The previous prime is 12023131261. The next prime is 12023131319. The reversal of 12023131310 is 1313132021.

12023131310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×120231313102 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12023131319) 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 3 ways as a sum of consecutive naturals, for example, 601156556 + ... + 601156575.

It is an arithmetic number, because the mean of its divisors is an integer number (2705204547).

Almost surely, 212023131310 is an apocalyptic number.

12023131310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12023131310 is a deficient number, since it is larger than the sum of its proper divisors (9618505066).

12023131310 is a wasteful number, since it uses less digits than its factorization.

12023131310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202313138.

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

Adding to 12023131310 its reverse (1313132021), we get a palindrome (13336263331).

The spelling of 12023131310 in words is "twelve billion, twenty-three million, one hundred thirty-one thousand, three hundred ten".

Divisors: 1 2 5 10 1202313131 2404626262 6011565655 12023131310