101011222200121 has 2 divisors, whose sum is σ = 101011222200122. Its totient is φ = 101011222200120.

The previous prime is 101011222200101. The next prime is 101011222200151. The reversal of 101011222200121 is 121002222110101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 101003726103721 + 7496096400 = 10050061^2 + 86580^2 .

It is a cyclic number.

It is not a de Polignac number, because 101011222200121 - 2⁵ = 101011222200089 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101011222200095 and 101011222200104.

It is not a weakly prime, because it can be changed into another prime (101011222200101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50505611100060 + 50505611100061.

It is an arithmetic number, because the mean of its divisors is an integer number (50505611100061).

Almost surely, 2^{101011222200121} is an apocalyptic number.

It is an amenable number.

101011222200121 is a deficient number, since it is larger than the sum of its proper divisors (1).

101011222200121 is an equidigital number, since it uses as much as digits as its factorization.

101011222200121 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 101011222200121 its reverse (121002222110101), we get a palindrome (222013444310222).

The spelling of 101011222200121 in words is "one hundred one trillion, eleven billion, two hundred twenty-two million, two hundred thousand, one hundred twenty-one".