122222210211122 has 32 divisors (see below), whose sum is σ = 223718019351552. Its totient is φ = 48938316722064.

The previous prime is 122222210211077. The next prime is 122222210211161. The reversal of 122222210211122 is 221112012222221.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4413615008 + ... + 4413642699.

It is an arithmetic number, because the mean of its divisors is an integer number (6991188104736).

Almost surely, 2^{122222210211122} is an apocalyptic number.

122222210211122 is a deficient number, since it is larger than the sum of its proper divisors (101495809140430).

122222210211122 is a wasteful number, since it uses less digits than its factorization.

122222210211122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8827257782.

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

Adding to 122222210211122 its reverse (221112012222221), we get a palindrome (343334222433343).

The spelling of 122222210211122 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred ten million, two hundred eleven thousand, one hundred twenty-two".