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1202303311012 = 221392162416027
BaseRepresentation
bin10001011111101110110…
…111001001110010100100
311020221100120210102200201
4101133232313021302210
5124144304121423022
62320155220320244
7152602124344336
oct21375667116244
94227316712621
101202303311012
11423991969811
12175020b43084
13894b884bc2b
14422983b9456
152141c013127
hex117eedc9ca4

1202303311012 has 12 divisors (see below), whose sum is σ = 2119167707440. Its totient is φ = 596826823176.

The previous prime is 1202303310983. The next prime is 1202303311037. The reversal of 1202303311012 is 2101133032021.

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 3 ways as a sum of consecutive naturals, for example, 1081207458 + ... + 1081208569.

Almost surely, 21202303311012 is an apocalyptic number.

It is an amenable number.

1202303311012 is a deficient number, since it is larger than the sum of its proper divisors (916864396428).

1202303311012 is a wasteful number, since it uses less digits than its factorization.

1202303311012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2162416170 (or 2162416168 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1202303311012 its reverse (2101133032021), we get a palindrome (3303436343033).

The spelling of 1202303311012 in words is "one trillion, two hundred two billion, three hundred three million, three hundred eleven thousand, twelve".

Divisors: 1 2 4 139 278 556 2162416027 4324832054 8649664108 300575827753 601151655506 1202303311012