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3101122101112 = 23771779960287
BaseRepresentation
bin101101001000001001010…
…001111111111101111000
3101222110112112100021001021
4231020021101333331320
5401302044224213422
610332345201032224
7440022460635310
oct55101121777570
911873475307037
103101122101112
11a961a6641a72
12421027625674
1319658595aba9
14aa148daa440
1555a0222cdc7
hex2d20947ff78

3101122101112 has 32 divisors (see below), whose sum is σ = 6738856888320. Its totient is φ = 1310333280480.

The previous prime is 3101122101109. The next prime is 3101122101113. The reversal of 3101122101112 is 2111012211013.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3101122101113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 389976168 + ... + 389984119.

It is an arithmetic number, because the mean of its divisors is an integer number (210589277760).

Almost surely, 23101122101112 is an apocalyptic number.

It is an amenable number.

3101122101112 is an abundant number, since it is smaller than the sum of its proper divisors (3637734787208).

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

3101122101112 is a wasteful number, since it uses less digits than its factorization.

3101122101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 779960371 (or 779960367 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 3101122101112 its reverse (2111012211013), we get a palindrome (5212134312125).

The spelling of 3101122101112 in words is "three trillion, one hundred one billion, one hundred twenty-two million, one hundred one thousand, one hundred twelve".

Divisors: 1 2 4 7 8 14 28 56 71 142 284 497 568 994 1988 3976 779960287 1559920574 3119841148 5459722009 6239682296 10919444018 21838888036 43677776072 55377180377 110754360754 221508721508 387640262639 443017443016 775280525278 1550561050556 3101122101112