222020201221012 has 24 divisors (see below), whose sum is σ = 388675085178240. Its totient is φ = 110970178260480.

The previous prime is 222020201220989. The next prime is 222020201221019. The reversal of 222020201221012 is 210122102020222.

222020201221012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222020201221019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 818616564 + ... + 818887732.

It is an arithmetic number, because the mean of its divisors is an integer number (16194795215760).

Almost surely, 2^{222020201221012} is an apocalyptic number.

It is an amenable number.

222020201221012 is a deficient number, since it is larger than the sum of its proper divisors (166654883957228).

222020201221012 is a wasteful number, since it uses less digits than its factorization.

222020201221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344031 (or 344029 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 222020201221012 its reverse (210122102020222), we get a palindrome (432142303241234).

The spelling of 222020201221012 in words is "two hundred twenty-two trillion, twenty billion, two hundred one million, two hundred twenty-one thousand, twelve".