122222201221222 has 32 divisors (see below), whose sum is σ = 184335683261184. Its totient is φ = 60777759900000.

The previous prime is 122222201221193. The next prime is 122222201221249. The reversal of 122222201221222 is 222122102222221.

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, 931910983 + ... + 932042125.

It is an arithmetic number, because the mean of its divisors is an integer number (5760490101912).

Almost surely, 2^{122222201221222} is an apocalyptic number.

122222201221222 is a deficient number, since it is larger than the sum of its proper divisors (62113482039962).

122222201221222 is a wasteful number, since it uses less digits than its factorization.

122222201221222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134124.

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 122222201221222 its reverse (222122102222221), we get a palindrome (344344303443443).

The spelling of 122222201221222 in words is "one hundred twenty-two trillion, two hundred twenty-two billion, two hundred one million, two hundred twenty-one thousand, two hundred twenty-two".