220222012002101 has 4 divisors (see below), whose sum is σ = 220245200598732. Its totient is φ = 220198823405472.

The previous prime is 220222012002043. The next prime is 220222012002119. The reversal of 220222012002101 is 101200210222022.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45500407669201 + 174721604332900 = 6745399^2 + 13218230^2 .

It is a cyclic number.

It is not a de Polignac number, because 220222012002101 - 2⁶ = 220222012002037 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 220222012002101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220222012002151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11594284070 + ... + 11594303063.

It is an arithmetic number, because the mean of its divisors is an integer number (55061300149683).

Almost surely, 2^{220222012002101} is an apocalyptic number.

It is an amenable number.

220222012002101 is a deficient number, since it is larger than the sum of its proper divisors (23188596631).

220222012002101 is an equidigital number, since it uses as much as digits as its factorization.

220222012002101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23188596630.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 220222012002101 its reverse (101200210222022), we get a palindrome (321422222224123).

The spelling of 220222012002101 in words is "two hundred twenty trillion, two hundred twenty-two billion, twelve million, two thousand, one hundred one".