1102239977808 has 160 divisors (see below), whose sum is σ = 3041745315840. Its totient is φ = 343108846080.

The previous prime is 1102239977743. The next prime is 1102239977849. The reversal of 1102239977808 is 8087799322011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 146162518 + ... + 146170058.

It is an arithmetic number, because the mean of its divisors is an integer number (19010908224).

Almost surely, 2^{1102239977808} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102239977808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1520872657920).

1102239977808 is an abundant number, since it is smaller than the sum of its proper divisors (1939505338032).

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

1102239977808 is a wasteful number, since it uses less digits than its factorization.

1102239977808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10697 (or 10691 counting only the distinct ones).

The product of its (nonzero) digits is 3048192, while the sum is 57.

The spelling of 1102239977808 in words is "one trillion, one hundred two billion, two hundred thirty-nine million, nine hundred seventy-seven thousand, eight hundred eight".