122211211022222 has 8 divisors (see below), whose sum is σ = 209504933180976. Its totient is φ = 52376233295232.

The previous prime is 122211211022203. The next prime is 122211211022227. The reversal of 122211211022222 is 222220112112221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122211211022227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4364686107923 + ... + 4364686107950.

It is an arithmetic number, because the mean of its divisors is an integer number (26188116647622).

Almost surely, 2^{122211211022222} is an apocalyptic number.

122211211022222 is a deficient number, since it is larger than the sum of its proper divisors (87293722158754).

122211211022222 is an equidigital number, since it uses as much as digits as its factorization.

122211211022222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8729372215882.

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

Adding to 122211211022222 its reverse (222220112112221), we get a palindrome (344431323134443).

The spelling of 122211211022222 in words is "one hundred twenty-two trillion, two hundred eleven billion, two hundred eleven million, twenty-two thousand, two hundred twenty-two".