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130120133213 = 718588590459
BaseRepresentation
bin111100100101111000…
…0111010101001011101
3110102212021222122102002
41321023300322221131
54112441223230323
6135435410012045
712254332611650
oct1711360725135
9412767878362
10130120133213
1150202471a84
1221274b77025
13c368a47285
14642541b897
1535b8693828
hex1e4bc3aa5d

130120133213 has 4 divisors (see below), whose sum is σ = 148708723680. Its totient is φ = 111531542748.

The previous prime is 130120133161. The next prime is 130120133237. The reversal of 130120133213 is 312331021031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 130120133213 - 216 = 130120067677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130120133713) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9294295223 + ... + 9294295236.

It is an arithmetic number, because the mean of its divisors is an integer number (37177180920).

Almost surely, 2130120133213 is an apocalyptic number.

It is an amenable number.

130120133213 is a deficient number, since it is larger than the sum of its proper divisors (18588590467).

130120133213 is an equidigital number, since it uses as much as digits as its factorization.

130120133213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18588590466.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 130120133213 its reverse (312331021031), we get a palindrome (442451154244).

The spelling of 130120133213 in words is "one hundred thirty billion, one hundred twenty million, one hundred thirty-three thousand, two hundred thirteen".

Divisors: 1 7 18588590459 130120133213