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12312222030124 = 22191619100063571
BaseRepresentation
bin1011001100101010100110…
…0111101101100100101100
31121121000222220220120221221
42303022221213231210230
53103210412314430444
642104053503433124
72410346224331632
oct263125147554454
947530886816857
1012312222030124
113a176473a2245
12146a2362b57a4
136b4064681783
14307cb4017352
151654085aba84
hexb32a99ed92c

12312222030124 has 24 divisors (see below), whose sum is σ = 22694418129600. Its totient is φ = 5828502825360.

The previous prime is 12312222030113. The next prime is 12312222030133. The reversal of 12312222030124 is 42103022221321.

It is a super-2 number, since 2×123122220301242 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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, 49908742 + ... + 50154829.

It is an arithmetic number, because the mean of its divisors is an integer number (945600755400).

Almost surely, 212312222030124 is an apocalyptic number.

It is an amenable number.

12312222030124 is a deficient number, since it is larger than the sum of its proper divisors (10382196099476).

12312222030124 is a wasteful number, since it uses less digits than its factorization.

12312222030124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100065213 (or 100065211 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12312222030124 its reverse (42103022221321), we get a palindrome (54415244251445).

The spelling of 12312222030124 in words is "twelve trillion, three hundred twelve billion, two hundred twenty-two million, thirty thousand, one hundred twenty-four".

Divisors: 1 2 4 19 38 76 1619 3238 6476 30761 61522 123044 100063571 200127142 400254284 1901207849 3802415698 7604831396 162002921449 324005842898 648011685796 3078055507531 6156111015062 12312222030124