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13132120101112 = 2319211047411617
BaseRepresentation
bin1011111100011000111101…
…0110101001000011111000
31201111102022000210001212201
42333012033112221003320
53210124040221213422
643532451312515544
72523523115052505
oct277061726510370
951442260701781
1013132120101112
114203334497201
12158111454bbb4
13743479b6823c
14335852cd04ac
1517b8e36d3727
hexbf18f5a90f8

13132120101112 has 48 divisors (see below), whose sum is σ = 25989280619760. Its totient is φ = 6219899739648.

The previous prime is 13132120101109. The next prime is 13132120101173. The reversal of 13132120101112 is 21110102123131.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a self number, because there is not a number n which added to its sum of digits gives 13132120101112.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31697928 + ... + 32109544.

It is an arithmetic number, because the mean of its divisors is an integer number (541443346245).

Almost surely, 213132120101112 is an apocalyptic number.

It is an amenable number.

13132120101112 is a deficient number, since it is larger than the sum of its proper divisors (12857160518648).

13132120101112 is a wasteful number, since it uses less digits than its factorization.

13132120101112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422708 (or 422685 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 13132120101112 its reverse (21110102123131), we get a palindrome (34242222224243).

The spelling of 13132120101112 in words is "thirteen trillion, one hundred thirty-two billion, one hundred twenty million, one hundred one thousand, one hundred twelve".

Divisors: 1 2 4 8 19 38 76 152 361 722 1444 2888 11047 22094 44188 88376 209893 411617 419786 823234 839572 1646468 1679144 3292936 3987967 7820723 7975934 15641446 15951868 31282892 31903736 62565784 148593737 297187474 594374948 1188749896 4547132999 9094265998 18188531996 36377063992 86395526981 172791053962 345582107924 691164215848 1641515012639 3283030025278 6566060050556 13132120101112