122001213212212 has 24 divisors (see below), whose sum is σ = 230467059446400. Its totient is φ = 56336392306656.

The previous prime is 122001213212167. The next prime is 122001213212243. The reversal of 122001213212212 is 212212312100221.

It is a super-2 number, since 2×122001213212212² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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, 22863792912 + ... + 22863798247.

It is an arithmetic number, because the mean of its divisors is an integer number (9602794143600).

Almost surely, 2^{122001213212212} is an apocalyptic number.

It is an amenable number.

122001213212212 is a deficient number, since it is larger than the sum of its proper divisors (108465846234188).

122001213212212 is a wasteful number, since it uses less digits than its factorization.

122001213212212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45727591215 (or 45727591213 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 122001213212212 its reverse (212212312100221), we get a palindrome (334213525312433).

The spelling of 122001213212212 in words is "one hundred twenty-two trillion, one billion, two hundred thirteen million, two hundred twelve thousand, two hundred twelve".