220012020011101 has 4 divisors (see below), whose sum is σ = 223295781503872. Its totient is φ = 216728258518332.

The previous prime is 220012020011089. The next prime is 220012020011149. The reversal of 220012020011101 is 101110020210022.

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 220012020011101 - 2¹³ = 220012020002909 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 (220012020011501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1641880746285 + ... + 1641880746418.

It is an arithmetic number, because the mean of its divisors is an integer number (55823945375968).

Almost surely, 2^{220012020011101} is an apocalyptic number.

It is an amenable number.

220012020011101 is a deficient number, since it is larger than the sum of its proper divisors (3283761492771).

220012020011101 is an equidigital number, since it uses as much as digits as its factorization.

220012020011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283761492770.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 220012020011101 its reverse (101110020210022), we get a palindrome (321122040221123).

The spelling of 220012020011101 in words is "two hundred twenty trillion, twelve billion, twenty million, eleven thousand, one hundred one".