133212110323121 has 2 divisors, whose sum is σ = 133212110323122. Its totient is φ = 133212110323120.

The previous prime is 133212110323109. The next prime is 133212110323139. The reversal of 133212110323121 is 121323011212331.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91839428057521 + 41372682265600 = 9583289^2 + 6432160^2 .

It is a cyclic number.

It is not a de Polignac number, because 133212110323121 - 2⁶ = 133212110323057 is a prime.

It is not a weakly prime, because it can be changed into another prime (133212110323141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66606055161560 + 66606055161561.

It is an arithmetic number, because the mean of its divisors is an integer number (66606055161561).

Almost surely, 2^{133212110323121} is an apocalyptic number.

It is an amenable number.

133212110323121 is a deficient number, since it is larger than the sum of its proper divisors (1).

133212110323121 is an equidigital number, since it uses as much as digits as its factorization.

133212110323121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 133212110323121 its reverse (121323011212331), we get a palindrome (254535121535452).

The spelling of 133212110323121 in words is "one hundred thirty-three trillion, two hundred twelve billion, one hundred ten million, three hundred twenty-three thousand, one hundred twenty-one".