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30130131011 = 1917323339341
BaseRepresentation
bin11100000011111001…
…010101000001000011
32212202211011020120012
4130003321111001003
5443201303143021
621501441135135
72114436613361
oct340371250103
985684136505
1030130131011
1111861745422
125a0a62a4ab
132ac23283b6
14165b840631
15bb528135b
hex703e55043

30130131011 has 16 divisors (see below), whose sum is σ = 32036977440. Its totient is φ = 28256820480.

The previous prime is 30130130993. The next prime is 30130131037. The reversal of 30130131011 is 11013103103.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 30130131011 - 234 = 12950261827 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30130131211) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 746201 + ... + 785541.

It is an arithmetic number, because the mean of its divisors is an integer number (2002311090).

Almost surely, 230130131011 is an apocalyptic number.

30130131011 is a deficient number, since it is larger than the sum of its proper divisors (1906846429).

30130131011 is a wasteful number, since it uses less digits than its factorization.

30130131011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39766.

The product of its (nonzero) digits is 27, while the sum is 14.

Adding to 30130131011 its reverse (11013103103), we get a palindrome (41143234114).

The spelling of 30130131011 in words is "thirty billion, one hundred thirty million, one hundred thirty-one thousand, eleven".

Divisors: 1 19 173 233 3287 4427 39341 40309 747479 765871 6805993 9166453 129313867 174162607 1585796369 30130131011