222202220021211 has 8 divisors (see below), whose sum is σ = 296764233753600. Its totient is φ = 147887509818152.

The previous prime is 222202220021207. The next prime is 222202220021269. The reversal of 222202220021211 is 112120022202222.

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

It is a cyclic number.

It is not a de Polignac number, because 222202220021211 - 2² = 222202220021207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222202220021291) 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, 61825880235 + ... + 61825883828.

It is an arithmetic number, because the mean of its divisors is an integer number (37095529219200).

Almost surely, 2^{222202220021211} is an apocalyptic number.

222202220021211 is a deficient number, since it is larger than the sum of its proper divisors (74562013732389).

222202220021211 is a wasteful number, since it uses less digits than its factorization.

222202220021211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123651764665.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 222202220021211 its reverse (112120022202222), we get a palindrome (334322242223433).

The spelling of 222202220021211 in words is "two hundred twenty-two trillion, two hundred two billion, two hundred twenty million, twenty-one thousand, two hundred eleven".