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13102230023 = 69317189019
BaseRepresentation
bin11000011001111010…
…00010101000000111
31020211010011020200122
430030331002220013
5203313132330043
610004042132155
7642454055231
oct141475025007
936733136618
1013102230023
11561395a383
122657ab105b
13130a61653c
148c417b251
1551a3e7368
hex30cf42a07

13102230023 has 4 divisors (see below), whose sum is σ = 13102488360. Its totient is φ = 13101971688.

The previous prime is 13102229999. The next prime is 13102230061. The reversal of 13102230023 is 32003220131.

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 13102230023 - 214 = 13102213639 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 13102229983 and 13102230010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13102220023) 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, 25193 + ... + 163826.

It is an arithmetic number, because the mean of its divisors is an integer number (3275622090).

Almost surely, 213102230023 is an apocalyptic number.

13102230023 is a deficient number, since it is larger than the sum of its proper divisors (258337).

13102230023 is an equidigital number, since it uses as much as digits as its factorization.

13102230023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258336.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 13102230023 its reverse (32003220131), we get a palindrome (45105450154).

The spelling of 13102230023 in words is "thirteen billion, one hundred two million, two hundred thirty thousand, twenty-three".

Divisors: 1 69317 189019 13102230023