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1213200030202 = 2735178251153
BaseRepresentation
bin10001101001111000010…
…110110101100111111010
311021222110222220010021221
4101221320112311213322
5124334113201431302
62325200355022254
7153436141052056
oct21517026654772
94258428803257
101213200030202
11428573875166
1217716229a98a
138a534254674
1442a0d682c66
15218589a0937
hex11a785b59fa

1213200030202 has 8 divisors (see below), whose sum is σ = 1819825019316. Its totient is φ = 606591690432.

The previous prime is 1213200030197. The next prime is 1213200030227. The reversal of 1213200030202 is 2020300023121.

It can be written as a sum of positive squares in 2 ways, for example, as 1194257738041 + 18942292161 = 1092821^2 + 137631^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 3978543 + ... + 4272610.

Almost surely, 21213200030202 is an apocalyptic number.

1213200030202 is a deficient number, since it is larger than the sum of its proper divisors (606624989114).

1213200030202 is an equidigital number, since it uses as much as digits as its factorization.

1213200030202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8324672.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 1213200030202 its reverse (2020300023121), we get a palindrome (3233500053323).

The spelling of 1213200030202 in words is "one trillion, two hundred thirteen billion, two hundred million, thirty thousand, two hundred two".

Divisors: 1 2 73517 147034 8251153 16502306 606600015101 1213200030202