121319006141 has 2 divisors, whose sum is σ = 121319006142. Its totient is φ = 121319006140.

The previous prime is 121319006117. The next prime is 121319006201. The reversal of 121319006141 is 141600913121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111482532100 + 9836474041 = 333890^2 + 99179^2 .

It is a cyclic number.

It is not a de Polignac number, because 121319006141 - 2³⁰ = 120245264317 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121319006741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60659503070 + 60659503071.

It is an arithmetic number, because the mean of its divisors is an integer number (60659503071).

Almost surely, 2^121319006141 is an apocalyptic number.

It is an amenable number.

121319006141 is a deficient number, since it is larger than the sum of its proper divisors (1).

121319006141 is an equidigital number, since it uses as much as digits as its factorization.

121319006141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 29.

Adding to 121319006141 its reverse (141600913121), we get a palindrome (262919919262).

The spelling of 121319006141 in words is "one hundred twenty-one billion, three hundred nineteen million, six thousand, one hundred forty-one".