121123023130141 has 2 divisors, whose sum is σ = 121123023130142. Its totient is φ = 121123023130140.

The previous prime is 121123023130097. The next prime is 121123023130169. The reversal of 121123023130141 is 141031320321121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 97065273413241 + 24057749716900 = 9852171^2 + 4904870^2 .

It is a cyclic number.

It is not a de Polignac number, because 121123023130141 - 2¹⁹ = 121123022605853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121123023130171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60561511565070 + 60561511565071.

It is an arithmetic number, because the mean of its divisors is an integer number (60561511565071).

Almost surely, 2^{121123023130141} is an apocalyptic number.

It is an amenable number.

121123023130141 is a deficient number, since it is larger than the sum of its proper divisors (1).

121123023130141 is an equidigital number, since it uses as much as digits as its factorization.

121123023130141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 25.

Adding to 121123023130141 its reverse (141031320321121), we get a palindrome (262154343451262).

The spelling of 121123023130141 in words is "one hundred twenty-one trillion, one hundred twenty-three billion, twenty-three million, one hundred thirty thousand, one hundred forty-one".