120012211133 has 2 divisors, whose sum is σ = 120012211134. Its totient is φ = 120012211132.

The previous prime is 120012211087. The next prime is 120012211153. The reversal of 120012211133 is 331112210021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 60338027044 + 59674184089 = 245638^2 + 244283^2 .

It is a cyclic number.

It is not a de Polignac number, because 120012211133 - 2¹⁶ = 120012145597 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120012211153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60006105566 + 60006105567.

It is an arithmetic number, because the mean of its divisors is an integer number (60006105567).

Almost surely, 2^120012211133 is an apocalyptic number.

It is an amenable number.

120012211133 is a deficient number, since it is larger than the sum of its proper divisors (1).

120012211133 is an equidigital number, since it uses as much as digits as its factorization.

120012211133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 120012211133 its reverse (331112210021), we get a palindrome (451124421154).

The spelling of 120012211133 in words is "one hundred twenty billion, twelve million, two hundred eleven thousand, one hundred thirty-three".