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13101231211110 = 23257375983114773
BaseRepresentation
bin1011111010100101111000…
…1110111000001001100110
31201101110120022212212122200
42332221132032320021212
53204122310142223420
643510342244435330
72521350502606560
oct276513616701146
951343508785580
1013101231211110
1141a1223519a39
1215771339a8b46
13740596599633
143341627bc330
1517abd6a24b90
hexbea5e3b8266

13101231211110 has 384 divisors, whose sum is σ = 41149398850560. Its totient is φ = 2829715596288.

The previous prime is 13101231211031. The next prime is 13101231211151. The reversal of 13101231211110 is 1111213210131.

13101231211110 is a `hidden beast` number, since 1 + 310 + 1 + 2 + 31 + 211 + 110 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 114091684 + ... + 114206456.

It is an arithmetic number, because the mean of its divisors is an integer number (107159892840).

Almost surely, 213101231211110 is an apocalyptic number.

13101231211110 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 13101231211110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20574699425280).

13101231211110 is an abundant number, since it is smaller than the sum of its proper divisors (28048167639450).

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

13101231211110 is a wasteful number, since it uses less digits than its factorization.

13101231211110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114972 (or 114969 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

Adding to 13101231211110 its reverse (1111213210131), we get a palindrome (14212444421241).

The spelling of 13101231211110 in words is "thirteen trillion, one hundred one billion, two hundred thirty-one million, two hundred eleven thousand, one hundred ten".