1211010010141 has 2 divisors, whose sum is σ = 1211010010142. Its totient is φ = 1211010010140.

The previous prime is 1211010010087. The next prime is 1211010010169. The reversal of 1211010010141 is 1410100101121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1096481236900 + 114528773241 = 1047130^2 + 338421^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1211010010141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1211010010741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605505005070 + 605505005071.

It is an arithmetic number, because the mean of its divisors is an integer number (605505005071).

Almost surely, 2^{1211010010141} is an apocalyptic number.

It is an amenable number.

1211010010141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1211010010141 is an equidigital number, since it uses as much as digits as its factorization.

1211010010141 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 1211010010141 its reverse (1410100101121), we get a palindrome (2621110111262).

The spelling of 1211010010141 in words is "one trillion, two hundred eleven billion, ten million, ten thousand, one hundred forty-one".