220120011113 has 4 divisors (see below), whose sum is σ = 220121105028. Its totient is φ = 220118917200.

The previous prime is 220120011109. The next prime is 220120011131. The reversal of 220120011113 is 311110021022.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 192227002969 + 27893008144 = 438437^2 + 167012^2 .

It is a cyclic number.

It is not a de Polignac number, because 220120011113 - 2² = 220120011109 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220120011313) 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, 148238 + ... + 679863.

It is an arithmetic number, because the mean of its divisors is an integer number (55030276257).

Almost surely, 2^220120011113 is an apocalyptic number.

It is an amenable number.

220120011113 is a deficient number, since it is larger than the sum of its proper divisors (1093915).

220120011113 is an equidigital number, since it uses as much as digits as its factorization.

220120011113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093914.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 220120011113 its reverse (311110021022), we get a palindrome (531230032135).

Subtracting 220120011113 from its reverse (311110021022), we obtain a palindrome (90990009909).

The spelling of 220120011113 in words is "two hundred twenty billion, one hundred twenty million, eleven thousand, one hundred thirteen".