1140111204121 has 2 divisors, whose sum is σ = 1140111204122. Its totient is φ = 1140111204120.

The previous prime is 1140111204083. The next prime is 1140111204139. The reversal of 1140111204121 is 1214021110411.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1131381104896 + 8730099225 = 1063664^2 + 93435^2 .

It is a cyclic number.

It is not a de Polignac number, because 1140111204121 - 2⁷ = 1140111203993 is a prime.

It is not a weakly prime, because it can be changed into another prime (1140111204191) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 570055602060 + 570055602061.

It is an arithmetic number, because the mean of its divisors is an integer number (570055602061).

Almost surely, 2^{1140111204121} is an apocalyptic number.

It is an amenable number.

1140111204121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1140111204121 is an equidigital number, since it uses as much as digits as its factorization.

1140111204121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 1140111204121 its reverse (1214021110411), we get a palindrome (2354132314532).

The spelling of 1140111204121 in words is "one trillion, one hundred forty billion, one hundred eleven million, two hundred four thousand, one hundred twenty-one".