223210122020 has 12 divisors (see below), whose sum is σ = 468741256284. Its totient is φ = 89284048800.

The previous prime is 223210122001. The next prime is 223210122133. The reversal of 223210122020 is 20221012322.

223210122020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 68295459556 + 154914662464 = 261334^2 + 393592^2 .

It is a super-3 number, since 3×223210122020³ (a number of 35 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 223210122020.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5580253031 + ... + 5580253070.

It is an arithmetic number, because the mean of its divisors is an integer number (39061771357).

Almost surely, 2^223210122020 is an apocalyptic number.

223210122020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

223210122020 is an abundant number, since it is smaller than the sum of its proper divisors (245531134264).

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

223210122020 is a wasteful number, since it uses less digits than its factorization.

223210122020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11160506110 (or 11160506108 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 223210122020 its reverse (20221012322), we get a palindrome (243431134342).

The spelling of 223210122020 in words is "two hundred twenty-three billion, two hundred ten million, one hundred twenty-two thousand, twenty".