1102115452240 has 160 divisors (see below), whose sum is σ = 2960688360960. Its totient is φ = 377081241600.

The previous prime is 1102115452237. The next prime is 1102115452241. The reversal of 1102115452240 is 422545112011.

It is a junction number, because it is equal to n+sod(n) for n = 1102115452199 and 1102115452208.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102115452241) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 61012810 + ... + 61030870.

It is an arithmetic number, because the mean of its divisors is an integer number (18504302256).

Almost surely, 2^{1102115452240} is an apocalyptic number.

1102115452240 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 1102115452240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1480344180480).

1102115452240 is an abundant number, since it is smaller than the sum of its proper divisors (1858572908720).

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

1102115452240 is a wasteful number, since it uses less digits than its factorization.

1102115452240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22181 (or 22175 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 28.

The spelling of 1102115452240 in words is "one trillion, one hundred two billion, one hundred fifteen million, four hundred fifty-two thousand, two hundred forty".