122112012221212 has 12 divisors (see below), whose sum is σ = 230134176878536. Its totient is φ = 56359390255920.

The previous prime is 122112012221197. The next prime is 122112012221317. The reversal of 122112012221212 is 212122210211221.

It is a super-2 number, since 2×122112012221212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1174153963614 + ... + 1174153963717.

Almost surely, 2^{122112012221212} is an apocalyptic number.

It is an amenable number.

122112012221212 is a deficient number, since it is larger than the sum of its proper divisors (108022164657324).

122112012221212 is a wasteful number, since it uses less digits than its factorization.

122112012221212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2348307927348 (or 2348307927346 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 22.

Adding to 122112012221212 its reverse (212122210211221), we get a palindrome (334234222432433).

The spelling of 122112012221212 in words is "one hundred twenty-two trillion, one hundred twelve billion, twelve million, two hundred twenty-one thousand, two hundred twelve".