122544352212 has 24 divisors (see below), whose sum is σ = 300986128800. Its totient is φ = 38698216416.

The previous prime is 122544352171. The next prime is 122544352243. The reversal of 122544352212 is 212253445221.

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, 268737387 + ... + 268737842.

It is an arithmetic number, because the mean of its divisors is an integer number (12541088700).

Almost surely, 2^122544352212 is an apocalyptic number.

122544352212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122544352212 is an abundant number, since it is smaller than the sum of its proper divisors (178441776588).

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

122544352212 is a wasteful number, since it uses less digits than its factorization.

122544352212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537475255 (or 537475253 counting only the distinct ones).

The product of its digits is 38400, while the sum is 33.

Adding to 122544352212 its reverse (212253445221), we get a palindrome (334797797433).

The spelling of 122544352212 in words is "one hundred twenty-two billion, five hundred forty-four million, three hundred fifty-two thousand, two hundred twelve".