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130322230231 = 1719403474397
BaseRepresentation
bin111100101011111001…
…1110110101111010111
3110110101101021020101211
41321113303312233113
54113344442331411
6135511425402251
712262335452044
oct1712763665727
9413341236354
10130322230231
11502a6557506
1221310799387
13c39b886bcb
1464441c81cb
1535cb2b4221
hex1e57cf6bd7

130322230231 has 8 divisors (see below), whose sum is σ = 145250783280. Its totient is φ = 116200626048.

The previous prime is 130322230217. The next prime is 130322230253. The reversal of 130322230231 is 132032223031.

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

It is not a de Polignac number, because 130322230231 - 215 = 130322197463 is a prime.

It is a super-2 number, since 2×1303222302312 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130322200231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201736876 + ... + 201737521.

It is an arithmetic number, because the mean of its divisors is an integer number (18156347910).

Almost surely, 2130322230231 is an apocalyptic number.

130322230231 is a deficient number, since it is larger than the sum of its proper divisors (14928553049).

130322230231 is a wasteful number, since it uses less digits than its factorization.

130322230231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403474433.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 130322230231 its reverse (132032223031), we get a palindrome (262354453262).

The spelling of 130322230231 in words is "one hundred thirty billion, three hundred twenty-two million, two hundred thirty thousand, two hundred thirty-one".

Divisors: 1 17 19 323 403474397 6859064749 7666013543 130322230231