222010221012 has 12 divisors (see below), whose sum is σ = 518023849056. Its totient is φ = 74003407000.

The previous prime is 222010220989. The next prime is 222010221029. The reversal of 222010221012 is 210122010222.

222010221012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 222010220982 and 222010221000.

It is a congruent number.

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, 9250425864 + ... + 9250425887.

It is an arithmetic number, because the mean of its divisors is an integer number (43168654088).

Almost surely, 2^222010221012 is an apocalyptic number.

It is an amenable number.

222010221012 is an abundant number, since it is smaller than the sum of its proper divisors (296013628044).

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

222010221012 is a wasteful number, since it uses less digits than its factorization.

222010221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18500851758 (or 18500851756 counting only the distinct ones).

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

Adding to 222010221012 its reverse (210122010222), we get a palindrome (432132231234).

The spelling of 222010221012 in words is "two hundred twenty-two billion, ten million, two hundred twenty-one thousand, twelve".