220212110200020 has 48 divisors (see below), whose sum is σ = 637855767480960. Its totient is φ = 56698290441856.

The previous prime is 220212110199997. The next prime is 220212110200067. The reversal of 220212110200020 is 20002011212022.

It is a super-4 number, since 4×220212110200020⁴ (a number of 58 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 63279340272 + ... + 63279343751.

It is an arithmetic number, because the mean of its divisors is an integer number (13288661822520).

Almost surely, 2^{220212110200020} is an apocalyptic number.

220212110200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220212110200020 is an abundant number, since it is smaller than the sum of its proper divisors (417643657280940).

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

220212110200020 is a wasteful number, since it uses less digits than its factorization.

220212110200020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126558684064 (or 126558684062 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220212110200020 its reverse (20002011212022), we get a palindrome (240214121412042).

The spelling of 220212110200020 in words is "two hundred twenty trillion, two hundred twelve billion, one hundred ten million, two hundred thousand, twenty".