1103302011440 has 80 divisors (see below), whose sum is σ = 2725668322848. Its totient is φ = 413892907008.

The previous prime is 1103302011421. The next prime is 1103302011473. The reversal of 1103302011440 is 441102033011.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1048427 + ... + 1818186.

Almost surely, 2^{1103302011440} is an apocalyptic number.

1103302011440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103302011440 is an abundant number, since it is smaller than the sum of its proper divisors (1622366311408).

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

1103302011440 is a wasteful number, since it uses less digits than its factorization.

1103302011440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2866926 (or 2866920 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1103302011440 its reverse (441102033011), we get a palindrome (1544404044451).

The spelling of 1103302011440 in words is "one trillion, one hundred three billion, three hundred two million, eleven thousand, four hundred forty".