103312300120020 has 72 divisors (see below), whose sum is σ = 313389181647360. Its totient is φ = 27549196109760.

The previous prime is 103312300119989. The next prime is 103312300120031. The reversal of 103312300120020 is 20021003213301.

103312300120020 is a `hidden beast` number, since 1 + 0 + 331 + 2 + 300 + 12 + 0 + 0 + 20 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 103312300119975 and 103312300120002.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1177860 + ... + 14422619.

It is an arithmetic number, because the mean of its divisors is an integer number (4352627522880).

Almost surely, 2^{103312300120020} is an apocalyptic number.

103312300120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103312300120020 is an abundant number, since it is smaller than the sum of its proper divisors (210076881527340).

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

103312300120020 is a wasteful number, since it uses less digits than its factorization.

103312300120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15637285 (or 15637280 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 103312300120020 its reverse (20021003213301), we get a palindrome (123333303333321).

The spelling of 103312300120020 in words is "one hundred three trillion, three hundred twelve billion, three hundred million, one hundred twenty thousand, twenty".