4351123130020 has 24 divisors (see below), whose sum is σ = 9137425651200. Its totient is φ = 1740436475232.

The previous prime is 4351123129981. The next prime is 4351123130033. The reversal of 4351123130020 is 200313211534.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2284221 + ... + 3730939.

It is an arithmetic number, because the mean of its divisors is an integer number (380726068800).

Almost surely, 2^{4351123130020} is an apocalyptic number.

It is an amenable number.

4351123130020 is an abundant number, since it is smaller than the sum of its proper divisors (4786302521180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4351123130020 is a wasteful number, since it uses less digits than its factorization.

4351123130020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1597107 (or 1597105 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

Adding to 4351123130020 its reverse (200313211534), we get a palindrome (4551436341554).

The spelling of 4351123130020 in words is "four trillion, three hundred fifty-one billion, one hundred twenty-three million, one hundred thirty thousand, twenty".