121363423141 has 2 divisors, whose sum is σ = 121363423142. Its totient is φ = 121363423140.

The previous prime is 121363423109. The next prime is 121363423157. The reversal of 121363423141 is 141324363121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 121361656900 + 1766241 = 348370^2 + 1329^2 .

It is a cyclic number.

It is not a de Polignac number, because 121363423141 - 2⁵ = 121363423109 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121363403141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60681711570 + 60681711571.

It is an arithmetic number, because the mean of its divisors is an integer number (60681711571).

Almost surely, 2^121363423141 is an apocalyptic number.

It is an amenable number.

121363423141 is a deficient number, since it is larger than the sum of its proper divisors (1).

121363423141 is an equidigital number, since it uses as much as digits as its factorization.

121363423141 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

Adding to 121363423141 its reverse (141324363121), we get a palindrome (262687786262).

The spelling of 121363423141 in words is "one hundred twenty-one billion, three hundred sixty-three million, four hundred twenty-three thousand, one hundred forty-one".