122210220011101 has 2 divisors, whose sum is σ = 122210220011102. Its totient is φ = 122210220011100.

The previous prime is 122210220011069. The next prime is 122210220011147. The reversal of 122210220011101 is 101110022012221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 116557718516100 + 5652501495001 = 10796190^2 + 2377499^2 .

It is a cyclic number.

It is not a de Polignac number, because 122210220011101 - 2⁵ = 122210220011069 is a prime.

It is a super-2 number, since 2×122210220011101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122210220011401) 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 as a sum of consecutive naturals, namely, 61105110005550 + 61105110005551.

It is an arithmetic number, because the mean of its divisors is an integer number (61105110005551).

Almost surely, 2^{122210220011101} is an apocalyptic number.

It is an amenable number.

122210220011101 is a deficient number, since it is larger than the sum of its proper divisors (1).

122210220011101 is an equidigital number, since it uses as much as digits as its factorization.

122210220011101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 122210220011101 its reverse (101110022012221), we get a palindrome (223320242023322).

The spelling of 122210220011101 in words is "one hundred twenty-two trillion, two hundred ten billion, two hundred twenty million, eleven thousand, one hundred one".