1081119320028 has 72 divisors (see below), whose sum is σ = 3044699723520. Its totient is φ = 320641443360.

The previous prime is 1081119319993. The next prime is 1081119320059. The reversal of 1081119320028 is 8200239111801.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1081119319974 and 1081119320001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 29024998 + ... + 29062221.

It is an arithmetic number, because the mean of its divisors is an integer number (42287496160).

Almost surely, 2^{1081119320028} is an apocalyptic number.

1081119320028 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1081119320028 is an abundant number, since it is smaller than the sum of its proper divisors (1963580403492).

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

1081119320028 is a wasteful number, since it uses less digits than its factorization.

1081119320028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58087287 (or 58087282 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 36.

The spelling of 1081119320028 in words is "one trillion, eighty-one billion, one hundred nineteen million, three hundred twenty thousand, twenty-eight".