133021113133 has 2 divisors, whose sum is σ = 133021113134. Its totient is φ = 133021113132.

The previous prime is 133021113109. The next prime is 133021113143. The reversal of 133021113133 is 331311120331.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104305099369 + 28716013764 = 322963^2 + 169458^2 .

It is a cyclic number.

It is not a de Polignac number, because 133021113133 - 2²¹ = 133019015981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (133021113143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66510556566 + 66510556567.

It is an arithmetic number, because the mean of its divisors is an integer number (66510556567).

Almost surely, 2^133021113133 is an apocalyptic number.

It is an amenable number.

133021113133 is a deficient number, since it is larger than the sum of its proper divisors (1).

133021113133 is an equidigital number, since it uses as much as digits as its factorization.

133021113133 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 22.

Adding to 133021113133 its reverse (331311120331), we get a palindrome (464332233464).

The spelling of 133021113133 in words is "one hundred thirty-three billion, twenty-one million, one hundred thirteen thousand, one hundred thirty-three".