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12002022232 = 231741861719
BaseRepresentation
bin10110010110110000…
…00101001101011000
31010222102220220022221
423023120011031120
5144040004202412
65302540553424
7603264335314
oct131330051530
933872826287
1012002022232
1150a9912a42
1223ab552874
1311936c2105
1481bdc6b44
154a3a1eb07
hex2cb605358

12002022232 has 16 divisors (see below), whose sum is σ = 22516743600. Its totient is φ = 5997557280.

The previous prime is 12002022143. The next prime is 12002022233. The reversal of 12002022232 is 23222020021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002022233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416932 + ... + 444787.

It is an arithmetic number, because the mean of its divisors is an integer number (1407296475).

Almost surely, 212002022232 is an apocalyptic number.

It is an amenable number.

12002022232 is a deficient number, since it is larger than the sum of its proper divisors (10514721368).

12002022232 is a wasteful number, since it uses less digits than its factorization.

12002022232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863466 (or 863462 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 12002022232 its reverse (23222020021), we get a palindrome (35224042253).

The spelling of 12002022232 in words is "twelve billion, two million, twenty-two thousand, two hundred thirty-two".

Divisors: 1 2 4 8 1741 3482 6964 13928 861719 1723438 3446876 6893752 1500252779 3000505558 6001011116 12002022232