121112202211141 has 2 divisors, whose sum is σ = 121112202211142. Its totient is φ = 121112202211140.

The previous prime is 121112202211093. The next prime is 121112202211151. The reversal of 121112202211141 is 141112202211121.

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., 103989944422116 + 17122257789025 = 10197546^2 + 4137905^2 .

It is a cyclic number.

It is not a de Polignac number, because 121112202211141 - 2¹³ = 121112202202949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121112202211151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60556101105570 + 60556101105571.

It is an arithmetic number, because the mean of its divisors is an integer number (60556101105571).

Almost surely, 2^{121112202211141} is an apocalyptic number.

It is an amenable number.

121112202211141 is a deficient number, since it is larger than the sum of its proper divisors (1).

121112202211141 is an equidigital number, since it uses as much as digits as its factorization.

121112202211141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 128, while the sum is 22.

Adding to 121112202211141 its reverse (141112202211121), we get a palindrome (262224404422262).

The spelling of 121112202211141 in words is "one hundred twenty-one trillion, one hundred twelve billion, two hundred two million, two hundred eleven thousand, one hundred forty-one".