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12303131110 = 255932074727
BaseRepresentation
bin10110111010101001…
…01110000111100110
31011202102111211001121
423131110232013212
5200144100143420
65352454444154
7613611613624
oct133524560746
934672454047
1012303131110
115243884556
12247436365a
131210bba84a
14849da8514
154c019c2aa
hex2dd52e1e6

12303131110 has 16 divisors (see below), whose sum is σ = 22182991776. Its totient is φ = 4912951168.

The previous prime is 12303131101. The next prime is 12303131119. The reversal of 12303131110 is 1113130321.

It is an interprime number because it is at equal distance from previous prime (12303131101) and next prime (12303131119).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12303131119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1031434 + ... + 1043293.

It is an arithmetic number, because the mean of its divisors is an integer number (1386436986).

Almost surely, 212303131110 is an apocalyptic number.

12303131110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12303131110 is a deficient number, since it is larger than the sum of its proper divisors (9879860666).

12303131110 is a wasteful number, since it uses less digits than its factorization.

12303131110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2075327.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 12303131110 its reverse (1113130321), we get a palindrome (13416261431).

The spelling of 12303131110 in words is "twelve billion, three hundred three million, one hundred thirty-one thousand, one hundred ten".

Divisors: 1 2 5 10 593 1186 2965 5930 2074727 4149454 10373635 20747270 1230313111 2460626222 6151565555 12303131110