123113040302 has 16 divisors (see below), whose sum is σ = 211229659872. Its totient is φ = 52718048160.

The previous prime is 123113040301. The next prime is 123113040317. The reversal of 123113040302 is 203040311321.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123113040301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3706493 + ... + 3739560.

It is an arithmetic number, because the mean of its divisors is an integer number (13201853742).

Almost surely, 2^123113040302 is an apocalyptic number.

123113040302 is a deficient number, since it is larger than the sum of its proper divisors (88116619570).

123113040302 is a wasteful number, since it uses less digits than its factorization.

123113040302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7447243.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 123113040302 its reverse (203040311321), we get a palindrome (326153351623).

The spelling of 123113040302 in words is "one hundred twenty-three billion, one hundred thirteen million, forty thousand, three hundred two".