1121303203040 has 24 divisors (see below), whose sum is σ = 2649078817560. Its totient is φ = 448521281152.

The previous prime is 1121303203037. The next prime is 1121303203093. The reversal of 1121303203040 is 403023031211.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3504072350 + ... + 3504072669.

It is an arithmetic number, because the mean of its divisors is an integer number (110378284065).

Almost surely, 2^{1121303203040} is an apocalyptic number.

1121303203040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1121303203040 is an abundant number, since it is smaller than the sum of its proper divisors (1527775614520).

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

1121303203040 is an equidigital number, since it uses as much as digits as its factorization.

1121303203040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7008145034 (or 7008145026 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1121303203040 its reverse (403023031211), we get a palindrome (1524326234251).

The spelling of 1121303203040 in words is "one trillion, one hundred twenty-one billion, three hundred three million, two hundred three thousand, forty".