122211211022141 has 2 divisors, whose sum is σ = 122211211022142. Its totient is φ = 122211211022140.

The previous prime is 122211211022111. The next prime is 122211211022183. The reversal of 122211211022141 is 141220112112221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 66036995479225 + 56174215542916 = 8126315^2 + 7494946^2 .

It is a cyclic number.

It is not a de Polignac number, because 122211211022141 - 2¹⁰ = 122211211021117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122211211022111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61105605511070 + 61105605511071.

It is an arithmetic number, because the mean of its divisors is an integer number (61105605511071).

Almost surely, 2^{122211211022141} is an apocalyptic number.

It is an amenable number.

122211211022141 is a deficient number, since it is larger than the sum of its proper divisors (1).

122211211022141 is an equidigital number, since it uses as much as digits as its factorization.

122211211022141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 256, while the sum is 23.

Adding to 122211211022141 its reverse (141220112112221), we get a palindrome (263431323134362).

The spelling of 122211211022141 in words is "one hundred twenty-two trillion, two hundred eleven billion, two hundred eleven million, twenty-two thousand, one hundred forty-one".