121201011342071 has 2 divisors, whose sum is σ = 121201011342072. Its totient is φ = 121201011342070.

The previous prime is 121201011342029. The next prime is 121201011342079. The reversal of 121201011342071 is 170243110102121.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 121201011342071 - 2⁶ = 121201011342007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121201011342071.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121201011342079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60600505671035 + 60600505671036.

It is an arithmetic number, because the mean of its divisors is an integer number (60600505671036).

Almost surely, 2^{121201011342071} is an apocalyptic number.

121201011342071 is a deficient number, since it is larger than the sum of its proper divisors (1).

121201011342071 is an equidigital number, since it uses as much as digits as its factorization.

121201011342071 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 26.

Adding to 121201011342071 its reverse (170243110102121), we get a palindrome (291444121444192).

The spelling of 121201011342071 in words is "one hundred twenty-one trillion, two hundred one billion, eleven million, three hundred forty-two thousand, seventy-one".