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130023121123223 = 243001353507171
BaseRepresentation
bin11101100100000101011101…
…111100100111011110010111
3122001101002101212111001011222
4131210011131330213132113
5114020244323001420343
61140311444111520555
736246601103051126
oct3544053574473627
9561332355431158
10130023121123223
113847a5501a6329
12126bb42822915b
1357721877725a3
14241721cbb9abd
1510072ee331a68
hex76415df27797

130023121123223 has 4 divisors (see below), whose sum is σ = 130023177060408. Its totient is φ = 130023065186040.

The previous prime is 130023121123169. The next prime is 130023121123241. The reversal of 130023121123223 is 322321121320031.

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

It is a cyclic number.

It is not a de Polignac number, because 130023121123223 - 212 = 130023121119127 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 130023121123192 and 130023121123201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130023121120223) 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, 24323573 + ... + 29183598.

It is an arithmetic number, because the mean of its divisors is an integer number (32505794265102).

Almost surely, 2130023121123223 is an apocalyptic number.

130023121123223 is a deficient number, since it is larger than the sum of its proper divisors (55937185).

130023121123223 is an equidigital number, since it uses as much as digits as its factorization.

130023121123223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55937184.

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 130023121123223 its reverse (322321121320031), we get a palindrome (452344242443254).

The spelling of 130023121123223 in words is "one hundred thirty trillion, twenty-three billion, one hundred twenty-one million, one hundred twenty-three thousand, two hundred twenty-three".

Divisors: 1 2430013 53507171 130023121123223