203300310112220 has 24 divisors (see below), whose sum is σ = 427282613901024. Its totient is φ = 81253083537216.

The previous prime is 203300310112213. The next prime is 203300310112231. The reversal of 203300310112220 is 22211013003302.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 203300310112192 and 203300310112201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4190006864 + ... + 4190055383.

It is an arithmetic number, because the mean of its divisors is an integer number (17803442245876).

Almost surely, 2^{203300310112220} is an apocalyptic number.

203300310112220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203300310112220 is an abundant number, since it is smaller than the sum of its proper divisors (223982303788804).

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

203300310112220 is a wasteful number, since it uses less digits than its factorization.

203300310112220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8380063469 (or 8380063467 counting only the distinct ones).

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

Adding to 203300310112220 its reverse (22211013003302), we get a palindrome (225511323115522).

The spelling of 203300310112220 in words is "two hundred three trillion, three hundred billion, three hundred ten million, one hundred twelve thousand, two hundred twenty".