202211111222222 has 16 divisors (see below), whose sum is σ = 321181894554912. Its totient is φ = 95151334179840.

The previous prime is 202211111222209. The next prime is 202211111222231. The reversal of 202211111222222 is 222222111112202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213138698 + ... + 214085325.

It is an arithmetic number, because the mean of its divisors is an integer number (20073868409682).

Almost surely, 2^{202211111222222} is an apocalyptic number.

202211111222222 is a deficient number, since it is larger than the sum of its proper divisors (118970783332690).

202211111222222 is a wasteful number, since it uses less digits than its factorization.

202211111222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427237963.

The product of its (nonzero) digits is 512, while the sum is 23.

Adding to 202211111222222 its reverse (222222111112202), we get a palindrome (424433222334424).

The spelling of 202211111222222 in words is "two hundred two trillion, two hundred eleven billion, one hundred eleven million, two hundred twenty-two thousand, two hundred twenty-two".