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10002222112 = 25312569441
BaseRepresentation
bin10010101000010110…
…11100110000100000
3221211001221112021211
421110023130300200
5130441032101422
64332302155504
7502602325261
oct112413346040
927731845254
1010002222112
114272aa2573
121b31882b94
13c352b7a2c
146ac580968
153d819b577
hex2542dcc20

10002222112 has 12 divisors (see below), whose sum is σ = 19691874846. Its totient is φ = 5001111040.

The previous prime is 10002222101. The next prime is 10002222121. The reversal of 10002222112 is 21122220001.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 7955926416 + 2046295696 = 89196^2 + 45236^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10002222092 and 10002222101.

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 as a sum of consecutive naturals, namely, 156284689 + ... + 156284752.

Almost surely, 210002222112 is an apocalyptic number.

It is an amenable number.

10002222112 is a deficient number, since it is larger than the sum of its proper divisors (9689652734).

10002222112 is an equidigital number, since it uses as much as digits as its factorization.

10002222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312569451 (or 312569443 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 10002222112 its reverse (21122220001), we get a palindrome (31124442113).

The spelling of 10002222112 in words is "ten billion, two million, two hundred twenty-two thousand, one hundred twelve".

Divisors: 1 2 4 8 16 32 312569441 625138882 1250277764 2500555528 5001111056 10002222112