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200302131131 = 296906970039
BaseRepresentation
bin1011101010001011101…
…1111111011110111011
3201011000101210112111022
42322202323333132323
511240204321144011
6232003441453055
720320450010534
oct2724273773673
9634011715438
10200302131131
1177a47370853
12329a094118b
1315b71ab4cab
1499a228b68b
155324c548db
hex2ea2eff7bb

200302131131 has 4 divisors (see below), whose sum is σ = 207209101200. Its totient is φ = 193395161064.

The previous prime is 200302131119. The next prime is 200302131157. The reversal of 200302131131 is 131131203002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200302131131 - 26 = 200302131067 is a prime.

It is a super-2 number, since 2×2003021311312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200302136131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3453484991 + ... + 3453485048.

It is an arithmetic number, because the mean of its divisors is an integer number (51802275300).

Almost surely, 2200302131131 is an apocalyptic number.

200302131131 is a deficient number, since it is larger than the sum of its proper divisors (6906970069).

200302131131 is an equidigital number, since it uses as much as digits as its factorization.

200302131131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6906970068.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 200302131131 its reverse (131131203002), we get a palindrome (331433334133).

The spelling of 200302131131 in words is "two hundred billion, three hundred two million, one hundred thirty-one thousand, one hundred thirty-one".

Divisors: 1 29 6906970039 200302131131