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131030230353 = 31117233565473
BaseRepresentation
bin111101000001000000…
…0101010010101010001
3110112012201111100222120
41322002000222111101
54121322214332403
6140110000324453
712316023403251
oct1720200522521
9415181440876
10131030230353
115062a170480
1221489913729
13c4824677a9
1464b0245961
15361d516e53
hex1e8202a551

131030230353 has 16 divisors (see below), whose sum is σ = 201800569536. Its totient is φ = 74740951040.

The previous prime is 131030230339. The next prime is 131030230367. The reversal of 131030230353 is 353032030131.

It is an interprime number because it is at equal distance from previous prime (131030230339) and next prime (131030230367).

It is a cyclic number.

It is not a de Polignac number, because 131030230353 - 25 = 131030230321 is a prime.

It is not an unprimeable number, because it can be changed into a prime (131030230333) 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, 116782176 + ... + 116783297.

It is an arithmetic number, because the mean of its divisors is an integer number (12612535596).

Almost surely, 2131030230353 is an apocalyptic number.

It is an amenable number.

131030230353 is a deficient number, since it is larger than the sum of its proper divisors (70770339183).

131030230353 is a wasteful number, since it uses less digits than its factorization.

131030230353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 233565504.

The product of its (nonzero) digits is 2430, while the sum is 24.

Adding to 131030230353 its reverse (353032030131), we get a palindrome (484062260484).

The spelling of 131030230353 in words is "one hundred thirty-one billion, thirty million, two hundred thirty thousand, three hundred fifty-three".

Divisors: 1 3 11 17 33 51 187 561 233565473 700696419 2569220203 3970613041 7707660609 11911839123 43676743451 131030230353