1109221292040 has 32 divisors (see below), whose sum is σ = 3327663876480. Its totient is φ = 295792344512.

The previous prime is 1109221291999. The next prime is 1109221292119. The reversal of 1109221292040 is 402921229011.

It is a junction number, because it is equal to n+sod(n) for n = 1109221291992 and 1109221292010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4621755264 + ... + 4621755503.

It is an arithmetic number, because the mean of its divisors is an integer number (103989496140).

Almost surely, 2^{1109221292040} is an apocalyptic number.

1109221292040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1109221292040 is an abundant number, since it is smaller than the sum of its proper divisors (2218442584440).

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

1109221292040 is a wasteful number, since it uses less digits than its factorization.

1109221292040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9243510781 (or 9243510777 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 1109221292040 in words is "one trillion, one hundred nine billion, two hundred twenty-one million, two hundred ninety-two thousand, forty".