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BaseRepresentation
bin111101111011101111…
…1011011101100011010
3110201022002021120202100
41323313133123230122
54134341303344010
6141033325544230
712415615545225
oct1736737335432
9421262246670
10133001231130
1151450800539
1221939a15076
13c7078ca541
146619d125bc
1536d659c2c0
hex1ef77dbb1a

133001231130 has 48 divisors (see below), whose sum is σ = 345905319240. Its totient is φ = 35456521344.

The previous prime is 133001231119. The next prime is 133001231137. The reversal of 133001231130 is 31132100331.

Adding to 133001231130 its reverse (31132100331), we get a palindrome (164133331461).

It is a happy number.

133001231130 is a `hidden beast` number, since 1 + 3 + 300 + 1 + 231 + 130 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 128055906801 + 4945324329 = 357849^2 + 70323^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (133001231137) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90676 + ... + 523664.

Almost surely, 2133001231130 is an apocalyptic number.

133001231130 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

133001231130 is an abundant number, since it is smaller than the sum of its proper divisors (212904088110).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133001231130 is a wasteful number, since it uses less digits than its factorization.

133001231130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436415 (or 436412 counting only the distinct ones).

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

The spelling of 133001231130 in words is "one hundred thirty-three billion, one million, two hundred thirty-one thousand, one hundred thirty".