123033338123 has 2 divisors, whose sum is σ = 123033338124. Its totient is φ = 123033338122.

The previous prime is 123033338119. The next prime is 123033338137. The reversal of 123033338123 is 321833330321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123033338123 - 2² = 123033338119 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 123033338123.

It is not a weakly prime, because it can be changed into another prime (123033338023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61516669061 + 61516669062.

It is an arithmetic number, because the mean of its divisors is an integer number (61516669062).

Almost surely, 2^123033338123 is an apocalyptic number.

123033338123 is a deficient number, since it is larger than the sum of its proper divisors (1).

123033338123 is an equidigital number, since it uses as much as digits as its factorization.

123033338123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23328, while the sum is 32.

Adding to 123033338123 its reverse (321833330321), we get a palindrome (444866668444).

The spelling of 123033338123 in words is "one hundred twenty-three billion, thirty-three million, three hundred thirty-eight thousand, one hundred twenty-three".