121201010141 has 2 divisors, whose sum is σ = 121201010142. Its totient is φ = 121201010140.

The previous prime is 121201010071. The next prime is 121201010171. The reversal of 121201010141 is 141010102121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 89433294916 + 31767715225 = 299054^2 + 178235^2 .

It is a cyclic number.

It is not a de Polignac number, because 121201010141 - 2³⁴ = 104021140957 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 (121201010171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60600505070 + 60600505071.

It is an arithmetic number, because the mean of its divisors is an integer number (60600505071).

Almost surely, 2^121201010141 is an apocalyptic number.

It is an amenable number.

121201010141 is a deficient number, since it is larger than the sum of its proper divisors (1).

121201010141 is an equidigital number, since it uses as much as digits as its factorization.

121201010141 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 121201010141 its reverse (141010102121), we get a palindrome (262211112262).

The spelling of 121201010141 in words is "one hundred twenty-one billion, two hundred one million, ten thousand, one hundred forty-one".