121443302132041 has 2 divisors, whose sum is σ = 121443302132042. Its totient is φ = 121443302132040.

The previous prime is 121443302132039. The next prime is 121443302132069. The reversal of 121443302132041 is 140231203344121.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82433234525625 + 39010067606416 = 9079275^2 + 6245804^2 .

It is a cyclic number.

It is not a de Polignac number, because 121443302132041 - 2¹ = 121443302132039 is a prime.

Together with 121443302132039, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 121443302131994 and 121443302132012.

It is not a weakly prime, because it can be changed into another prime (121443302132441) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60721651066020 + 60721651066021.

It is an arithmetic number, because the mean of its divisors is an integer number (60721651066021).

Almost surely, 2^{121443302132041} is an apocalyptic number.

It is an amenable number.

121443302132041 is a deficient number, since it is larger than the sum of its proper divisors (1).

121443302132041 is an equidigital number, since it uses as much as digits as its factorization.

121443302132041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13824, while the sum is 31.

Adding to 121443302132041 its reverse (140231203344121), we get a palindrome (261674505476162).

The spelling of 121443302132041 in words is "one hundred twenty-one trillion, four hundred forty-three billion, three hundred two million, one hundred thirty-two thousand, forty-one".