122243444412420 has 48 divisors (see below), whose sum is σ = 342292156032960. Its totient is φ = 32597250731136.

The previous prime is 122243444412371. The next prime is 122243444412493. The reversal of 122243444412420 is 24214444342221.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29313727 + ... + 33223206.

It is an arithmetic number, because the mean of its divisors is an integer number (7131086584020).

Almost surely, 2^{122243444412420} is an apocalyptic number.

122243444412420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

122243444412420 is an abundant number, since it is smaller than the sum of its proper divisors (220048711620540).

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

122243444412420 is a wasteful number, since it uses less digits than its factorization.

122243444412420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62569524 (or 62569522 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 39.

Adding to 122243444412420 its reverse (24214444342221), we get a palindrome (146457888754641).

The spelling of 122243444412420 in words is "one hundred twenty-two trillion, two hundred forty-three billion, four hundred forty-four million, four hundred twelve thousand, four hundred twenty".