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13220101333 = 19695794807
BaseRepresentation
bin11000100111111101…
…01011110011010101
31021010022221201201201
430103332223303111
5204033321220313
610023452352501
7645415002325
oct142376536325
937108851651
1013220101333
11567444788a
12268b475731
131328b7658a
148d5aa1285
1552592c0dd
hex313fabcd5

13220101333 has 4 divisors (see below), whose sum is σ = 13915896160. Its totient is φ = 12524306508.

The previous prime is 13220101313. The next prime is 13220101339. The reversal of 13220101333 is 33310102231.

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 a de Polignac number, because none of the positive numbers 2k-13220101333 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 695794807 = 13220101333 / (1 + 3 + 2 + 2 + 0 + 1 + 0 + 1 + 3 + 3 + 3).

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 13220101333.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13220101339) 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, 347897385 + ... + 347897422.

It is an arithmetic number, because the mean of its divisors is an integer number (3478974040).

Almost surely, 213220101333 is an apocalyptic number.

It is an amenable number.

13220101333 is a deficient number, since it is larger than the sum of its proper divisors (695794827).

13220101333 is an equidigital number, since it uses as much as digits as its factorization.

13220101333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695794826.

The product of its (nonzero) digits is 324, while the sum is 19.

Adding to 13220101333 its reverse (33310102231), we get a palindrome (46530203564).

The spelling of 13220101333 in words is "thirteen billion, two hundred twenty million, one hundred one thousand, three hundred thirty-three".

Divisors: 1 19 695794807 13220101333