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12021232311010 = 251392471017777
BaseRepresentation
bin1010111011101110100101…
…0010000001101011100010
31120120012220100102020221201
42232323221102001223202
53033423440432423020
641322251120111414
72350335225456616
oct256735122015342
946505810366851
1012021232311010
1139151a327937a
12142196646556a
1369279c492820
142d7b8b805346
1515ca76e5aa0a
hexaeee9481ae2

12021232311010 has 16 divisors (see below), whose sum is σ = 23302696480056. Its totient is φ = 4438608853248.

The previous prime is 12021232311001. The next prime is 12021232311061. The reversal of 12021232311010 is 1011323212021.

12021232311010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7955778718801 + 4065453592209 = 2820599^2 + 2016297^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46235508759 + ... + 46235509018.

Almost surely, 212021232311010 is an apocalyptic number.

12021232311010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12021232311010 is a deficient number, since it is larger than the sum of its proper divisors (11281464169046).

12021232311010 is a wasteful number, since it uses less digits than its factorization.

12021232311010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92471017797.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 12021232311010 its reverse (1011323212021), we get a palindrome (13032555523031).

The spelling of 12021232311010 in words is "twelve trillion, twenty-one billion, two hundred thirty-two million, three hundred eleven thousand, ten".

Divisors: 1 2 5 10 13 26 65 130 92471017777 184942035554 462355088885 924710177770 1202123231101 2404246462202 6010616155505 12021232311010