123310340302 has 4 divisors (see below), whose sum is σ = 184965510456. Its totient is φ = 61655170150.

The previous prime is 123310340299. The next prime is 123310340341. The reversal of 123310340302 is 203043013321.

123310340302 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 203043013321 = 71 ⋅2859760751.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30827585074 + ... + 30827585077.

It is an arithmetic number, because the mean of its divisors is an integer number (46241377614).

Almost surely, 2^123310340302 is an apocalyptic number.

123310340302 is a deficient number, since it is larger than the sum of its proper divisors (61655170154).

123310340302 is an equidigital number, since it uses as much as digits as its factorization.

123310340302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61655170153.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 123310340302 its reverse (203043013321), we get a palindrome (326353353623).

The spelling of 123310340302 in words is "one hundred twenty-three billion, three hundred ten million, three hundred forty thousand, three hundred two".