220730600310220 has 576 divisors, whose sum is σ = 651826515779712. Its totient is φ = 61691535360000.

The previous prime is 220730600310179. The next prime is 220730600310421. The reversal of 220730600310220 is 22013006037022.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 750022300 + ... + 750316540.

It is an arithmetic number, because the mean of its divisors is an integer number (1131643256562).

Almost surely, 2^{220730600310220} is an apocalyptic number.

220730600310220 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 220730600310220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (325913257889856).

220730600310220 is an abundant number, since it is smaller than the sum of its proper divisors (431095915469492).

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

220730600310220 is a wasteful number, since it uses less digits than its factorization.

220730600310220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294442 (or 294433 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 220730600310220 its reverse (22013006037022), we get a palindrome (242743606347242).

The spelling of 220730600310220 in words is "two hundred twenty trillion, seven hundred thirty billion, six hundred million, three hundred ten thousand, two hundred twenty".