122212210222012 has 12 divisors (see below), whose sum is σ = 214568017297480. Its totient is φ = 60907062422736.

The previous prime is 122212210221977. The next prime is 122212210222013. The reversal of 122212210222012 is 210222012212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122212210222013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49760670687 + ... + 49760673142.

Almost surely, 2^{122212210222012} is an apocalyptic number.

It is an amenable number.

122212210222012 is a deficient number, since it is larger than the sum of its proper divisors (92355807075468).

122212210222012 is a wasteful number, since it uses less digits than its factorization.

122212210222012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99521344140 (or 99521344138 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 122212210222012 its reverse (210222012212221), we get a palindrome (332434222434233).

The spelling of 122212210222012 in words is "one hundred twenty-two trillion, two hundred twelve billion, two hundred ten million, two hundred twenty-two thousand, twelve".