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13232211013 = 71890315859
BaseRepresentation
bin11000101001011001…
…11000010001000101
31021011011201222002101
430110230320101011
5204044421223023
610025004112101
7645622636450
oct142454702105
937134658071
1013232211013
115680268a8a
122693535631
13132b526478
148d7534497
15526a201ad
hex314b38445

13232211013 has 4 divisors (see below), whose sum is σ = 15122526880. Its totient is φ = 11341895148.

The previous prime is 13232211011. The next prime is 13232211023. The reversal of 13232211013 is 31011223231.

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 not a de Polignac number, because 13232211013 - 21 = 13232211011 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 (13232211011) 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, 945157923 + ... + 945157936.

It is an arithmetic number, because the mean of its divisors is an integer number (3780631720).

Almost surely, 213232211013 is an apocalyptic number.

It is an amenable number.

13232211013 is a deficient number, since it is larger than the sum of its proper divisors (1890315867).

13232211013 is an equidigital number, since it uses as much as digits as its factorization.

13232211013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890315866.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 13232211013 its reverse (31011223231), we get a palindrome (44243434244).

The spelling of 13232211013 in words is "thirteen billion, two hundred thirty-two million, two hundred eleven thousand, thirteen".

Divisors: 1 7 1890315859 13232211013