123021103307 has 2 divisors, whose sum is σ = 123021103308. Its totient is φ = 123021103306.

The previous prime is 123021103267. The next prime is 123021103321. The reversal of 123021103307 is 703301120321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123021103307 - 2¹⁶ = 123021037771 is a prime.

It is not a weakly prime, because it can be changed into another prime (123021103327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61510551653 + 61510551654.

It is an arithmetic number, because the mean of its divisors is an integer number (61510551654).

Almost surely, 2^123021103307 is an apocalyptic number.

123021103307 is a deficient number, since it is larger than the sum of its proper divisors (1).

123021103307 is an equidigital number, since it uses as much as digits as its factorization.

123021103307 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 23.

Adding to 123021103307 its reverse (703301120321), we get a palindrome (826322223628).

The spelling of 123021103307 in words is "one hundred twenty-three billion, twenty-one million, one hundred three thousand, three hundred seven".