1105203234040 has 32 divisors (see below), whose sum is σ = 2547358677360. Its totient is φ = 431298822400.

The previous prime is 1105203234001. The next prime is 1105203234071. The reversal of 1105203234040 is 404323025011.

It is a junction number, because it is equal to n+sod(n) for n = 1105203233996 and 1105203234014.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 336950566 + ... + 336953845.

Almost surely, 2^{1105203234040} is an apocalyptic number.

1105203234040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1105203234040 is an abundant number, since it is smaller than the sum of its proper divisors (1442155443320).

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

1105203234040 is a wasteful number, since it uses less digits than its factorization.

1105203234040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 673904463 (or 673904459 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 1105203234040 its reverse (404323025011), we get a palindrome (1509526259051).

The spelling of 1105203234040 in words is "one trillion, one hundred five billion, two hundred three million, two hundred thirty-four thousand, forty".