2120012221133 has 2 divisors, whose sum is σ = 2120012221134. Its totient is φ = 2120012221132.

The previous prime is 2120012221123. The next prime is 2120012221147. The reversal of 2120012221133 is 3311222100212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1719187747684 + 400824473449 = 1311178^2 + 633107^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120012221133 - 2¹⁸ = 2120011958989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2120012221123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060006110566 + 1060006110567.

It is an arithmetic number, because the mean of its divisors is an integer number (1060006110567).

Almost surely, 2^{2120012221133} is an apocalyptic number.

It is an amenable number.

2120012221133 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120012221133 is an equidigital number, since it uses as much as digits as its factorization.

2120012221133 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2120012221133 its reverse (3311222100212), we get a palindrome (5431234321345).

The spelling of 2120012221133 in words is "two trillion, one hundred twenty billion, twelve million, two hundred twenty-one thousand, one hundred thirty-three".