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12021122333113 = 434794717533583
BaseRepresentation
bin1010111011101110001010…
…1110011111100110111001
31120120012121200110210122021
42232323202232133212321
53033423224304124423
641322232150554441
72350332421616425
oct256734256374671
946505550423567
1012021122333113
113915147192353
121421935668a21
1369278276754a
142d7b7ad77b85
1515ca6c48495d
hexaeee2b9f9b9

12021122333113 has 32 divisors (see below), whose sum is σ = 12586351067136. Its totient is φ = 11469855374208.

The previous prime is 12021122333081. The next prime is 12021122333117. The reversal of 12021122333113 is 31133322112021.

It is not a de Polignac number, because 12021122333113 - 25 = 12021122333081 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12021122333117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3355042120 + ... + 3355045702.

It is an arithmetic number, because the mean of its divisors is an integer number (393323470848).

Almost surely, 212021122333113 is an apocalyptic number.

It is an amenable number.

12021122333113 is a deficient number, since it is larger than the sum of its proper divisors (565228734023).

12021122333113 is a wasteful number, since it uses less digits than its factorization.

12021122333113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6373.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 12021122333113 its reverse (31133322112021), we get a palindrome (43154444445134).

The spelling of 12021122333113 in words is "twelve trillion, twenty-one billion, one hundred twenty-two million, three hundred thirty-three thousand, one hundred thirteen".

Divisors: 1 43 47 947 1753 2021 3583 40721 44509 75379 82391 154069 168401 1660091 1913887 3393101 3542813 6280999 7241243 71383913 78024277 145903343 159475747 270082957 295206953 3355043911 5948106053 6857457121 12693898979 255768560279 279560984491 12021122333113