133434021121 has 2 divisors, whose sum is σ = 133434021122. Its totient is φ = 133434021120.

The previous prime is 133434021103. The next prime is 133434021131. The reversal of 133434021121 is 121120434331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 101190791025 + 32243230096 = 318105^2 + 179564^2 .

It is a cyclic number.

It is not a de Polignac number, because 133434021121 - 2⁹ = 133434020609 is a prime.

It is a super-3 number, since 3×133434021121³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (133434021131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66717010560 + 66717010561.

It is an arithmetic number, because the mean of its divisors is an integer number (66717010561).

Almost surely, 2^133434021121 is an apocalyptic number.

It is an amenable number.

133434021121 is a deficient number, since it is larger than the sum of its proper divisors (1).

133434021121 is an equidigital number, since it uses as much as digits as its factorization.

133434021121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 133434021121 its reverse (121120434331), we get a palindrome (254554455452).

The spelling of 133434021121 in words is "one hundred thirty-three billion, four hundred thirty-four million, twenty-one thousand, one hundred twenty-one".