2220111011101 has 4 divisors (see below), whose sum is σ = 2220164398972. Its totient is φ = 2220057623232.

The previous prime is 2220111011059. The next prime is 2220111011143. The reversal of 2220111011101 is 1011101110222.

It is a happy number.

2220111011101 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2220111011059) and next prime (2220111011143).

It can be written as a sum of positive squares in 2 ways, for example, as 2212281415876 + 7829595225 = 1487374^2 + 88485^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220111011101 is a prime.

It is a super-2 number, since 2×2220111011101² (a number of 25 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 (2220111011191) 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, 26631510 + ... + 26714743.

It is an arithmetic number, because the mean of its divisors is an integer number (555041099743).

Almost surely, 2^{2220111011101} is an apocalyptic number.

It is an amenable number.

2220111011101 is a deficient number, since it is larger than the sum of its proper divisors (53387871).

2220111011101 is an equidigital number, since it uses as much as digits as its factorization.

2220111011101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53387870.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2220111011101 its reverse (1011101110222), we get a palindrome (3231212121323).

The spelling of 2220111011101 in words is "two trillion, two hundred twenty billion, one hundred eleven million, eleven thousand, one hundred one".