1102542520000 has 140 divisors (see below), whose sum is σ = 2746925246296. Its totient is φ = 438923520000.

The previous prime is 1102542519989. The next prime is 1102542520099. The reversal of 1102542520000 is 252452011.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 8374684 + ... + 8505316.

Almost surely, 2^{1102542520000} is an apocalyptic number.

1102542520000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102542520000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1373462623148).

1102542520000 is an abundant number, since it is smaller than the sum of its proper divisors (1644382726296).

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

1102542520000 is an equidigital number, since it uses as much as digits as its factorization.

1102542520000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130876 (or 130851 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 1102542520000 its reverse (252452011), we get a palindrome (1102794972011).

The spelling of 1102542520000 in words is "one trillion, one hundred two billion, five hundred forty-two million, five hundred twenty thousand".