11323220011013 has 4 divisors (see below), whose sum is σ = 11323257673248. Its totient is φ = 11323182348780.

The previous prime is 11323220011007. The next prime is 11323220011127. The reversal of 11323220011013 is 31011002232311.

It is a happy number.

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 11323220011013 - 2⁴ = 11323220010997 is a prime.

It is a super-2 number, since 2×11323220011013² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323220011003) 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, 18376481 + ... + 18982662.

It is an arithmetic number, because the mean of its divisors is an integer number (2830814418312).

Almost surely, 2^{11323220011013} is an apocalyptic number.

It is an amenable number.

11323220011013 is a deficient number, since it is larger than the sum of its proper divisors (37662235).

11323220011013 is an equidigital number, since it uses as much as digits as its factorization.

11323220011013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37662234.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 11323220011013 its reverse (31011002232311), we get a palindrome (42334222243324).

The spelling of 11323220011013 in words is "eleven trillion, three hundred twenty-three billion, two hundred twenty million, eleven thousand, thirteen".