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12101223032 = 235323284173
BaseRepresentation
bin10110100010100101…
…00000001001111000
31011020100120211020122
423101102200021320
5144240403114112
65320443112412
7605610461423
oct132122401170
934210524218
1012101223032
11514a908a78
122418812708
1311ab115c02
1482b24a9ba
154ac5b7872
hex2d14a0278

12101223032 has 16 divisors (see below), whose sum is σ = 22694135640. Its totient is φ = 6049453536.

The previous prime is 12101223007. The next prime is 12101223041. The reversal of 12101223032 is 23032210121.

It is a self number, because there is not a number n which added to its sum of digits gives 12101223032.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 99503 + ... + 184670.

Almost surely, 212101223032 is an apocalyptic number.

It is an amenable number.

12101223032 is a deficient number, since it is larger than the sum of its proper divisors (10592912608).

12101223032 is a wasteful number, since it uses less digits than its factorization.

12101223032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289502 (or 289498 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 12101223032 its reverse (23032210121), we get a palindrome (35133433153).

The spelling of 12101223032 in words is "twelve billion, one hundred one million, two hundred twenty-three thousand, thirty-two".

Divisors: 1 2 4 8 5323 10646 21292 42584 284173 568346 1136692 2273384 1512652879 3025305758 6050611516 12101223032