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3131130033011 is a prime number
BaseRepresentation
bin101101100100000101111…
…001001011001101110011
3102002022222211120010221102
4231210011321023031303
5402300023242024021
610354230555115015
7442134215101241
oct55440571131563
912068884503842
103131130033011
11aa79a5303392
12426a01142a6b
1319935886c406
14ab7944bb791
15566ab8c200b
hex2d905e4b373

3131130033011 has 2 divisors, whose sum is σ = 3131130033012. Its totient is φ = 3131130033010.

The previous prime is 3131130032983. The next prime is 3131130033037. The reversal of 3131130033011 is 1103300311313.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3131130033011 - 214 = 3131130016627 is a prime.

It is a super-2 number, since 2×31311300330112 (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3131130333011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565565016505 + 1565565016506.

It is an arithmetic number, because the mean of its divisors is an integer number (1565565016506).

Almost surely, 23131130033011 is an apocalyptic number.

3131130033011 is a deficient number, since it is larger than the sum of its proper divisors (1).

3131130033011 is an equidigital number, since it uses as much as digits as its factorization.

3131130033011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 243, while the sum is 20.

Adding to 3131130033011 its reverse (1103300311313), we get a palindrome (4234430344324).

The spelling of 3131130033011 in words is "three trillion, one hundred thirty-one billion, one hundred thirty million, thirty-three thousand, eleven".