122222111100110 has 32 divisors (see below), whose sum is σ = 251429380558272. Its totient is φ = 41904550851840.

The previous prime is 122222111100083. The next prime is 122222111100161. The reversal of 122222111100110 is 11001111222221.

It is a congruent number.

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, 14094620 + ... + 21050000.

It is an arithmetic number, because the mean of its divisors is an integer number (7857168142446).

Almost surely, 2^{122222111100110} is an apocalyptic number.

122222111100110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122222111100110 is an abundant number, since it is smaller than the sum of its proper divisors (129207269458162).

122222111100110 is a wasteful number, since it uses less digits than its factorization.

122222111100110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7206428.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 122222111100110 its reverse (11001111222221), we get a palindrome (133223222322331).

The spelling of 122222111100110 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, one hundred eleven million, one hundred thousand, one hundred ten".