133211231303123 has 2 divisors, whose sum is σ = 133211231303124. Its totient is φ = 133211231303122.

The previous prime is 133211231303113. The next prime is 133211231303131. The reversal of 133211231303123 is 321303132112331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133211231303123 is a prime.

It is not a weakly prime, because it can be changed into another prime (133211231303113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66605615651561 + 66605615651562.

It is an arithmetic number, because the mean of its divisors is an integer number (66605615651562).

Almost surely, 2^{133211231303123} is an apocalyptic number.

133211231303123 is a deficient number, since it is larger than the sum of its proper divisors (1).

133211231303123 is an equidigital number, since it uses as much as digits as its factorization.

133211231303123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5832, while the sum is 29.

Adding to 133211231303123 its reverse (321303132112331), we get a palindrome (454514363415454).

The spelling of 133211231303123 in words is "one hundred thirty-three trillion, two hundred eleven billion, two hundred thirty-one million, three hundred three thousand, one hundred twenty-three".