220012302020 has 36 divisors (see below), whose sum is σ = 537458625900. Its totient is φ = 75432788928.

The previous prime is 220012301959. The next prime is 220012302043. The reversal of 220012302020 is 20203210022.

It can be written as a sum of positive squares in 2 ways, for example, as 173577223876 + 46435078144 = 416626^2 + 215488^2 .

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 220012301986 and 220012302004.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 112250195 + ... + 112252154.

It is an arithmetic number, because the mean of its divisors is an integer number (14929406275).

Almost surely, 2^220012302020 is an apocalyptic number.

220012302020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220012302020 is an abundant number, since it is smaller than the sum of its proper divisors (317446323880).

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

220012302020 is a wasteful number, since it uses less digits than its factorization.

220012302020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 224502372 (or 224502363 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 220012302020 its reverse (20203210022), we get a palindrome (240215512042).

The spelling of 220012302020 in words is "two hundred twenty billion, twelve million, three hundred two thousand, twenty".