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13201320112110 = 23351321997156979
BaseRepresentation
bin1100000000011010101111…
…1111101110111111101110
31201202000220200210212011000
43000012223333232333232
53212242300422041420
644024334105141130
72531523006332634
oct300065377567756
951660820725130
1013201320112110
11422a715055739
12159260748a7a6
13749b57634a00
14338d39581354
1517d5e3970690
hexc01abfeefee

13201320112110 has 384 divisors, whose sum is σ = 40540022208000. Its totient is φ = 3046769676288.

The previous prime is 13201320112109. The next prime is 13201320112151. The reversal of 13201320112110 is 1121102310231.

13201320112110 is a `hidden beast` number, since 1 + 320 + 1 + 320 + 1 + 1 + 21 + 1 + 0 = 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, 84017601 + ... + 84174579.

It is an arithmetic number, because the mean of its divisors is an integer number (105572974500).

Almost surely, 213201320112110 is an apocalyptic number.

13201320112110 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 13201320112110, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20270011104000).

13201320112110 is an abundant number, since it is smaller than the sum of its proper divisors (27338702095890).

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

13201320112110 is a wasteful number, since it uses less digits than its factorization.

13201320112110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157137 (or 157118 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 13201320112110 its reverse (1121102310231), we get a palindrome (14322422422341).

The spelling of 13201320112110 in words is "thirteen trillion, two hundred one billion, three hundred twenty million, one hundred twelve thousand, one hundred ten".