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231130013301 = 3311778215533
BaseRepresentation
bin1101011101000001101…
…1000001111001110101
3211002120211220012201000
43113100123001321311
512241323240411201
6254102450153513
722461421461165
oct3272033017165
9732524805630
10231130013301
118a026959a20
1238964b82899
1318a45842ca5
14b28863c5a5
15602b3b1d86
hex35d06c1e75

231130013301 has 16 divisors (see below), whose sum is σ = 373543456320. Its totient is φ = 140078795760.

The previous prime is 231130013281. The next prime is 231130013321. The reversal of 231130013301 is 103310031132.

It is a happy number.

231130013301 is a `hidden beast` number, since 2 + 31 + 1 + 300 + 1 + 330 + 1 = 666.

It is an interprime number because it is at equal distance from previous prime (231130013281) and next prime (231130013321).

It is not a de Polignac number, because 231130013301 - 25 = 231130013269 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231130013321) 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, 389107470 + ... + 389108063.

It is an arithmetic number, because the mean of its divisors is an integer number (23346466020).

Almost surely, 2231130013301 is an apocalyptic number.

It is an amenable number.

231130013301 is a deficient number, since it is larger than the sum of its proper divisors (142413443019).

231130013301 is a wasteful number, since it uses less digits than its factorization.

231130013301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 778215553 (or 778215547 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 231130013301 its reverse (103310031132), we get a palindrome (334440044433).

The spelling of 231130013301 in words is "two hundred thirty-one billion, one hundred thirty million, thirteen thousand, three hundred one".

Divisors: 1 3 9 11 27 33 99 297 778215533 2334646599 7003939797 8560370863 21011819391 25681112589 77043337767 231130013301