220303103020 has 192 divisors, whose sum is σ = 657702291456. Its totient is φ = 59655352320.

The previous prime is 220303103017. The next prime is 220303103023. The reversal of 220303103020 is 20301303022.

It is an interprime number because it is at equal distance from previous prime (220303103017) and next prime (220303103023).

It is a junction number, because it is equal to n+sod(n) for n = 220303102985 and 220303103003.

It is not an unprimeable number, because it can be changed into a prime (220303103023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 16689 + ... + 663991.

It is an arithmetic number, because the mean of its divisors is an integer number (3425532768).

Almost surely, 2^220303103020 is an apocalyptic number.

220303103020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220303103020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (328851145728).

220303103020 is an abundant number, since it is smaller than the sum of its proper divisors (437399188436).

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

220303103020 is a wasteful number, since it uses less digits than its factorization.

220303103020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 647360 (or 647358 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 16.

Adding to 220303103020 its reverse (20301303022), we get a palindrome (240604406042).

It can be divided in two parts, 220303 and 103020, that added together give a palindrome (323323).

The spelling of 220303103020 in words is "two hundred twenty billion, three hundred three million, one hundred three thousand, twenty".