1001211020141 has 2 divisors, whose sum is σ = 1001211020142. Its totient is φ = 1001211020140.

The previous prime is 1001211020083. The next prime is 1001211020149. The reversal of 1001211020141 is 1410201121001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1001190354025 + 20666116 = 1000595^2 + 4546^2 .

It is a cyclic number.

It is not a de Polignac number, because 1001211020141 - 2¹⁴ = 1001211003757 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1001211020149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500605510070 + 500605510071.

It is an arithmetic number, because the mean of its divisors is an integer number (500605510071).

Almost surely, 2^{1001211020141} is an apocalyptic number.

It is an amenable number.

1001211020141 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001211020141 is an equidigital number, since it uses as much as digits as its factorization.

1001211020141 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 1001211020141 its reverse (1410201121001), we get a palindrome (2411412141142).

The spelling of 1001211020141 in words is "one trillion, one billion, two hundred eleven million, twenty thousand, one hundred forty-one".