122266661222 has 16 divisors (see below), whose sum is σ = 184289022720. Its totient is φ = 60837688008.

The previous prime is 122266661219. The next prime is 122266661233. The reversal of 122266661222 is 222166662221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 174833 + ... + 524499.

It is an arithmetic number, because the mean of its divisors is an integer number (11518063920).

Almost surely, 2^122266661222 is an apocalyptic number.

It is a pronic number, being equal to 349666×349667.

122266661222 is a deficient number, since it is larger than the sum of its proper divisors (62022361498).

122266661222 is a wasteful number, since it uses less digits than its factorization.

122266661222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350515.

The product of its digits is 82944, while the sum is 38.

Subtracting 122266661222 from its reverse (222166662221), we obtain a palindrome (99900000999).

The spelling of 122266661222 in words is "one hundred twenty-two billion, two hundred sixty-six million, six hundred sixty-one thousand, two hundred twenty-two".