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13110111210 = 2357237415879
BaseRepresentation
bin11000011010110110…
…00110101111101010
31020211122222122122110
430031123012233222
5203322142024320
610004523103150
7642611051400
oct141533065752
936748878573
1013110111210
115618352659
12265a671ab6
13130c145871
148c522d470
1551ae525e0
hex30d6c6bea

13110111210 has 192 divisors, whose sum is σ = 38513905920. Its totient is φ = 2844011520.

The previous prime is 13110111103. The next prime is 13110111211. The reversal of 13110111210 is 1211101131.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13110111211) 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 95 ways as a sum of consecutive naturals, for example, 2227051 + ... + 2232929.

It is an arithmetic number, because the mean of its divisors is an integer number (200593260).

Almost surely, 213110111210 is an apocalyptic number.

13110111210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13110111210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19256952960).

13110111210 is an abundant number, since it is smaller than the sum of its proper divisors (25403794710).

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

13110111210 is a wasteful number, since it uses less digits than its factorization.

13110111210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5981 (or 5974 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 12.

Adding to 13110111210 its reverse (1211101131), we get a palindrome (14321212341).

It can be divided in two parts, 131101 and 11210, that added together give a triangular number (142311 = T533).

The spelling of 13110111210 in words is "thirteen billion, one hundred ten million, one hundred eleven thousand, two hundred ten".