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1120212012 = 22393351001
BaseRepresentation
bin100001011000101…
…0001010000101100
32220001212122222210
41002301101100230
54243233241022
6303054010420
736521434143
oct10261212054
92801778883
101120212012
1152536a957
122731a6a10
1314b10975a
14a8ac075a
1568529a0c
hex42c5142c

1120212012 has 12 divisors (see below), whose sum is σ = 2613828056. Its totient is φ = 373404000.

The previous prime is 1120212007. The next prime is 1120212043. The reversal of 1120212012 is 2102120211.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 93351001 = 1120212012 / (1 + 1 + 2 + 0 + 2 + 1 + 2 + 0 + 1 + 2).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46675489 + ... + 46675512.

Almost surely, 21120212012 is an apocalyptic number.

1120212012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1120212012 is an abundant number, since it is smaller than the sum of its proper divisors (1493616044).

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

1120212012 is a wasteful number, since it uses less digits than its factorization.

1120212012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93351008 (or 93351006 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 1120212012 is about 33469.5684465755. The cubic root of 1120212012 is about 1038.5643442752.

Adding to 1120212012 its reverse (2102120211), we get a palindrome (3222332223).

The spelling of 1120212012 in words is "one billion, one hundred twenty million, two hundred twelve thousand, twelve".

Divisors: 1 2 3 4 6 12 93351001 186702002 280053003 373404004 560106006 1120212012