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130303301223 = 343434433741
BaseRepresentation
bin111100101011010101…
…1101001011001100111
3110110100001122112200110
41321112223221121213
54113330121114343
6135505511544103
712262015533324
oct1712653513147
9413301575613
10130303301223
11502968a88a7
122130638b033
13c39798a104
14644189bb4b
1535c97c5833
hex1e56ae9667

130303301223 has 4 divisors (see below), whose sum is σ = 173737734968. Its totient is φ = 86868867480.

The previous prime is 130303301203. The next prime is 130303301239. The reversal of 130303301223 is 322103303031.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 130303301223 - 216 = 130303235687 is a prime.

It is a super-2 number, since 2×1303033012232 (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 130303301223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130303301203) 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, 21717216868 + ... + 21717216873.

It is an arithmetic number, because the mean of its divisors is an integer number (43434433742).

Almost surely, 2130303301223 is an apocalyptic number.

130303301223 is a deficient number, since it is larger than the sum of its proper divisors (43434433745).

130303301223 is an equidigital number, since it uses as much as digits as its factorization.

130303301223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43434433744.

The product of its (nonzero) digits is 972, while the sum is 21.

Adding to 130303301223 its reverse (322103303031), we get a palindrome (452406604254).

The spelling of 130303301223 in words is "one hundred thirty billion, three hundred three million, three hundred one thousand, two hundred twenty-three".

Divisors: 1 3 43434433741 130303301223