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130120232213 = 475379661217
BaseRepresentation
bin111100100101111000…
…1010010110100010101
3110102212022011200012202
41321023301102310111
54112441234412323
6135435412054245
712254333503406
oct1711361226425
9412768150182
10130120232213
115020252a3a4
1221275004385
13c368a8035a
1464254459ad
1535b86b2d28
hex1e4bc52d15

130120232213 has 16 divisors (see below), whose sum is σ = 137110164480. Its totient is φ = 123367036416.

The previous prime is 130120232191. The next prime is 130120232239. The reversal of 130120232213 is 312232021031.

It is a cyclic number.

It is not a de Polignac number, because 130120232213 - 28 = 130120231957 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 (130120232293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133820 + ... + 527397.

It is an arithmetic number, because the mean of its divisors is an integer number (8569385280).

Almost surely, 2130120232213 is an apocalyptic number.

It is an amenable number.

130120232213 is a deficient number, since it is larger than the sum of its proper divisors (6989932267).

130120232213 is an equidigital number, since it uses as much as digits as its factorization.

130120232213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661396.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 130120232213 its reverse (312232021031), we get a palindrome (442352253244).

The spelling of 130120232213 in words is "one hundred thirty billion, one hundred twenty million, two hundred thirty-two thousand, two hundred thirteen".

Divisors: 1 47 53 79 2491 3713 4187 196789 661217 31077199 35044501 52236143 1647091547 2455098721 2768515579 130120232213