122212021210872 has 16 divisors (see below), whose sum is σ = 305530053027240. Its totient is φ = 40737340403616.

The previous prime is 122212021210871. The next prime is 122212021210931. The reversal of 122212021210872 is 278012120212221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122212021210871) 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, 2546083775203 + ... + 2546083775250.

Almost surely, 2^{122212021210872} is an apocalyptic number.

122212021210872 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122212021210872 is an abundant number, since it is smaller than the sum of its proper divisors (183318031816368).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122212021210872 is a wasteful number, since it uses less digits than its factorization.

122212021210872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5092167550462 (or 5092167550458 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 33.

The spelling of 122212021210872 in words is "one hundred twenty-two trillion, two hundred twelve billion, twenty-one million, two hundred ten thousand, eight hundred seventy-two".