133011112123 has 2 divisors, whose sum is σ = 133011112124. Its totient is φ = 133011112122.

The previous prime is 133011112103. The next prime is 133011112127. The reversal of 133011112123 is 321211110331.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-133011112123 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 133011112123.

It is not a weakly prime, because it can be changed into another prime (133011112127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66505556061 + 66505556062.

It is an arithmetic number, because the mean of its divisors is an integer number (66505556062).

Almost surely, 2^133011112123 is an apocalyptic number.

133011112123 is a deficient number, since it is larger than the sum of its proper divisors (1).

133011112123 is an equidigital number, since it uses as much as digits as its factorization.

133011112123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108, while the sum is 19.

Adding to 133011112123 its reverse (321211110331), we get a palindrome (454222222454).

The spelling of 133011112123 in words is "one hundred thirty-three billion, eleven million, one hundred twelve thousand, one hundred twenty-three".