122021022221141 has 2 divisors, whose sum is σ = 122021022221142. Its totient is φ = 122021022221140.

The previous prime is 122021022221099. The next prime is 122021022221173. The reversal of 122021022221141 is 141122220120221.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 90395807844241 + 31625214376900 = 9507671^2 + 5623630^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122021022221141 is a prime.

It is a super-2 number, since 2×122021022221141² (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 (122021022221641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61010511110570 + 61010511110571.

It is an arithmetic number, because the mean of its divisors is an integer number (61010511110571).

Almost surely, 2^{122021022221141} is an apocalyptic number.

It is an amenable number.

122021022221141 is a deficient number, since it is larger than the sum of its proper divisors (1).

122021022221141 is an equidigital number, since it uses as much as digits as its factorization.

122021022221141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 122021022221141 its reverse (141122220120221), we get a palindrome (263143242341362).

The spelling of 122021022221141 in words is "one hundred twenty-two trillion, twenty-one billion, twenty-two million, two hundred twenty-one thousand, one hundred forty-one".