222002112021 has 8 divisors (see below), whose sum is σ = 297405673824. Its totient is φ = 147299979120.

The previous prime is 222002111993. The next prime is 222002112023. The reversal of 222002112021 is 120211200222.

222002112021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 222002112021 - 2¹⁰ = 222002110997 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222002112023) 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, 175356486 + ... + 175357751.

It is an arithmetic number, because the mean of its divisors is an integer number (37175709228).

Almost surely, 2^222002112021 is an apocalyptic number.

It is an amenable number.

222002112021 is a deficient number, since it is larger than the sum of its proper divisors (75403561803).

222002112021 is a wasteful number, since it uses less digits than its factorization.

222002112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 350714451.

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

Adding to 222002112021 its reverse (120211200222), we get a palindrome (342213312243).

The spelling of 222002112021 in words is "two hundred twenty-two billion, two million, one hundred twelve thousand, twenty-one".