222222021102201 has 16 divisors (see below), whose sum is σ = 306520755076800. Its totient is φ = 143035904682048.

The previous prime is 222222021102197. The next prime is 222222021102209. The reversal of 222222021102201 is 102201120222222.

It is not a de Polignac number, because 222222021102201 - 2² = 222222021102197 is a prime.

It is not an unprimeable number, because it can be changed into a prime (222222021102209) 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 15 ways as a sum of consecutive naturals, for example, 28239771 + ... + 35241008.

It is an arithmetic number, because the mean of its divisors is an integer number (19157547192300).

Almost surely, 2^{222222021102201} is an apocalyptic number.

It is an amenable number.

222222021102201 is a deficient number, since it is larger than the sum of its proper divisors (84298733974599).

222222021102201 is a wasteful number, since it uses less digits than its factorization.

222222021102201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63521048.

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

Adding to 222222021102201 its reverse (102201120222222), we get a palindrome (324423141324423).

The spelling of 222222021102201 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, twenty-one million, one hundred two thousand, two hundred one".