122211111001222 has 16 divisors (see below), whose sum is σ = 183647962939392. Its totient is φ = 60995155474440.

The previous prime is 122211111001211. The next prime is 122211111001229. The reversal of 122211111001222 is 222100111112221.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 122211111001222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122211111001229) by changing a digit.

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, 413488 + ... + 15639475.

It is an arithmetic number, because the mean of its divisors is an integer number (11477997683712).

Almost surely, 2^{122211111001222} is an apocalyptic number.

122211111001222 is a deficient number, since it is larger than the sum of its proper divisors (61436851938170).

122211111001222 is a wasteful number, since it uses less digits than its factorization.

122211111001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16059843.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 122211111001222 its reverse (222100111112221), we get a palindrome (344311222113443).

The spelling of 122211111001222 in words is "one hundred twenty-two trillion, two hundred eleven billion, one hundred eleven million, one thousand, two hundred twenty-two".