123211130303 has 2 divisors, whose sum is σ = 123211130304. Its totient is φ = 123211130302.

The previous prime is 123211130291. The next prime is 123211130381. The reversal of 123211130303 is 303031112321.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 123211130303 - 2²⁰ = 123210081727 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123211130803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61605565151 + 61605565152.

It is an arithmetic number, because the mean of its divisors is an integer number (61605565152).

Almost surely, 2^123211130303 is an apocalyptic number.

123211130303 is a deficient number, since it is larger than the sum of its proper divisors (1).

123211130303 is an equidigital number, since it uses as much as digits as its factorization.

123211130303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 123211130303 its reverse (303031112321), we get a palindrome (426242242624).

The spelling of 123211130303 in words is "one hundred twenty-three billion, two hundred eleven million, one hundred thirty thousand, three hundred three".