122220042200144 has 40 divisors (see below), whose sum is σ = 270721739991360. Its totient is φ = 52362280044288.

The previous prime is 122220042200101. The next prime is 122220042200161. The reversal of 122220042200144 is 441002240022221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184439054 + ... + 185100525.

It is an arithmetic number, because the mean of its divisors is an integer number (6768043499784).

Almost surely, 2^{122220042200144} is an apocalyptic number.

122220042200144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

122220042200144 is an abundant number, since it is smaller than the sum of its proper divisors (148501697791216).

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

122220042200144 is a wasteful number, since it uses less digits than its factorization.

122220042200144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 369542547 (or 369542541 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 26.

Adding to 122220042200144 its reverse (441002240022221), we get a palindrome (563222282222365).

The spelling of 122220042200144 in words is "one hundred twenty-two trillion, two hundred twenty billion, forty-two million, two hundred thousand, one hundred forty-four".