2220021011101 has 4 divisors (see below), whose sum is σ = 2271649406752. Its totient is φ = 2168392615452.

The previous prime is 2220021011099. The next prime is 2220021011113. The reversal of 2220021011101 is 1011101200222.

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 2220021011101 - 2¹ = 2220021011099 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 (2220021017101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25814197761 + ... + 25814197846.

It is an arithmetic number, because the mean of its divisors is an integer number (567912351688).

Almost surely, 2^{2220021011101} is an apocalyptic number.

It is an amenable number.

2220021011101 is a deficient number, since it is larger than the sum of its proper divisors (51628395651).

2220021011101 is an equidigital number, since it uses as much as digits as its factorization.

2220021011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51628395650.

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

Adding to 2220021011101 its reverse (1011101200222), we get a palindrome (3231122211323).

The spelling of 2220021011101 in words is "two trillion, two hundred twenty billion, twenty-one million, eleven thousand, one hundred one".