1122288164440 has 32 divisors (see below), whose sum is σ = 2526893592480. Its totient is φ = 448605004032.

The previous prime is 1122288164377. The next prime is 1122288164471. The reversal of 1122288164440 is 444618822211.

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, 9637077 + ... + 9752836.

It is an arithmetic number, because the mean of its divisors is an integer number (78965424765).

Almost surely, 2^{1122288164440} is an apocalyptic number.

1122288164440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1122288164440 is an abundant number, since it is smaller than the sum of its proper divisors (1404605428040).

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

1122288164440 is a wasteful number, since it uses less digits than its factorization.

1122288164440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19391371 (or 19391367 counting only the distinct ones).

The product of its (nonzero) digits is 196608, while the sum is 43.

The spelling of 1122288164440 in words is "one trillion, one hundred twenty-two billion, two hundred eighty-eight million, one hundred sixty-four thousand, four hundred forty".