220010021212 has 24 divisors (see below), whose sum is σ = 387846462080. Its totient is φ = 109196987760.

The previous prime is 220010021159. The next prime is 220010021213. The reversal of 220010021212 is 212120010022.

It is a happy number.

220010021212 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 220010021192 and 220010021201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220010021213) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 4147537 + ... + 4200247.

Almost surely, 2^220010021212 is an apocalyptic number.

It is an amenable number.

220010021212 is a deficient number, since it is larger than the sum of its proper divisors (167836440868).

220010021212 is a wasteful number, since it uses less digits than its factorization.

220010021212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60361 (or 60359 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 220010021212 its reverse (212120010022), we get a palindrome (432130031234).

The spelling of 220010021212 in words is "two hundred twenty billion, ten million, twenty-one thousand, two hundred twelve".