123030020996 has 6 divisors (see below), whose sum is σ = 215302536750. Its totient is φ = 61515010496.

The previous prime is 123030020989. The next prime is 123030021041. The reversal of 123030020996 is 699020030321.

It can be written as a sum of positive squares in only one way, i.e., 109338680896 + 13691340100 = 330664^2 + 117010^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15378752621 + ... + 15378752628.

It is an arithmetic number, because the mean of its divisors is an integer number (35883756125).

Almost surely, 2^123030020996 is an apocalyptic number.

It is an amenable number.

123030020996 is a deficient number, since it is larger than the sum of its proper divisors (92272515754).

123030020996 is a wasteful number, since it uses less digits than its factorization.

123030020996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30757505253 (or 30757505251 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 35.

The spelling of 123030020996 in words is "one hundred twenty-three billion, thirty million, twenty thousand, nine hundred ninety-six".