13022221201111 has 4 divisors (see below), whose sum is σ = 13022368024072. Its totient is φ = 13022074378152.

The previous prime is 13022221201103. The next prime is 13022221201163. The reversal of 13022221201111 is 11110212222031.

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 13022221201111 - 2³ = 13022221201103 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 (13022221901111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 73278360 + ... + 73455853.

It is an arithmetic number, because the mean of its divisors is an integer number (3255592006018).

Almost surely, 2^{13022221201111} is an apocalyptic number.

13022221201111 is a deficient number, since it is larger than the sum of its proper divisors (146822961).

13022221201111 is an equidigital number, since it uses as much as digits as its factorization.

13022221201111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146822960.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 13022221201111 its reverse (11110212222031), we get a palindrome (24132433423142).

The spelling of 13022221201111 in words is "thirteen trillion, twenty-two billion, two hundred twenty-one million, two hundred one thousand, one hundred eleven".