1201002111241 has 2 divisors, whose sum is σ = 1201002111242. Its totient is φ = 1201002111240.

The previous prime is 1201002111193. The next prime is 1201002111271. The reversal of 1201002111241 is 1421112001021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1085336822025 + 115665289216 = 1041795^2 + 340096^2 .

It is a cyclic number.

It is not a de Polignac number, because 1201002111241 - 2¹¹ = 1201002109193 is a prime.

It is not a weakly prime, because it can be changed into another prime (1201002111271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600501055620 + 600501055621.

It is an arithmetic number, because the mean of its divisors is an integer number (600501055621).

Almost surely, 2^{1201002111241} is an apocalyptic number.

It is an amenable number.

1201002111241 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201002111241 is an equidigital number, since it uses as much as digits as its factorization.

1201002111241 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1201002111241 its reverse (1421112001021), we get a palindrome (2622114112262).

The spelling of 1201002111241 in words is "one trillion, two hundred one billion, two million, one hundred eleven thousand, two hundred forty-one".