1102005455320 has 128 divisors (see below), whose sum is σ = 3092777510400. Its totient is φ = 343322496000.

The previous prime is 1102005455303. The next prime is 1102005455329. The reversal of 1102005455320 is 235545002011.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102005455329) 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, 6629220 + ... + 6793420.

It is an arithmetic number, because the mean of its divisors is an integer number (24162324300).

Almost surely, 2^{1102005455320} is an apocalyptic number.

1102005455320 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 1102005455320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1546388755200).

1102005455320 is an abundant number, since it is smaller than the sum of its proper divisors (1990772055080).

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

1102005455320 is a wasteful number, since it uses less digits than its factorization.

1102005455320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166409 (or 166405 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 28.

The spelling of 1102005455320 in words is "one trillion, one hundred two billion, five million, four hundred fifty-five thousand, three hundred twenty".