222002210112021 has 32 divisors (see below), whose sum is σ = 329015805655680. Its totient is φ = 147945844424448.

The previous prime is 222002210111993. The next prime is 222002210112041. The reversal of 222002210112021 is 120211012200222.

It is a happy number.

It is not a de Polignac number, because 222002210112021 - 2¹³ = 222002210103829 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222002210111985 and 222002210112003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222002210112041) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 819856765 + ... + 820127501.

It is an arithmetic number, because the mean of its divisors is an integer number (10281743926740).

Almost surely, 2^{222002210112021} is an apocalyptic number.

It is an amenable number.

222002210112021 is a deficient number, since it is larger than the sum of its proper divisors (107013595543659).

222002210112021 is a wasteful number, since it uses less digits than its factorization.

222002210112021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 282050 (or 282044 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222002210112021 its reverse (120211012200222), we get a palindrome (342213222312243).

The spelling of 222002210112021 in words is "two hundred twenty-two trillion, two billion, two hundred ten million, one hundred twelve thousand, twenty-one".