122036440512 has 112 divisors (see below), whose sum is σ = 378988482560. Its totient is φ = 33925174272.

The previous prime is 122036440483. The next prime is 122036440571. The reversal of 122036440512 is 215044630221.

It is a tau number, because it is divible by the number of its divisors (112).

It is a self number, because there is not a number n which added to its sum of digits gives 122036440512.

It is a congruent number.

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, 1177312 + ... + 1276767.

Almost surely, 2^122036440512 is an apocalyptic number.

122036440512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

122036440512 is an abundant number, since it is smaller than the sum of its proper divisors (256952042048).

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

122036440512 is a wasteful number, since it uses less digits than its factorization.

122036440512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454138 (or 2454128 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

The spelling of 122036440512 in words is "one hundred twenty-two billion, thirty-six million, four hundred forty thousand, five hundred twelve".