1103400421140 has 48 divisors (see below), whose sum is σ = 3089737869120. Its totient is φ = 294219475200.

The previous prime is 1103400421129. The next prime is 1103400421157. The reversal of 1103400421140 is 411240043011.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227440 + ... + 1502840.

It is an arithmetic number, because the mean of its divisors is an integer number (64369538940).

Almost surely, 2^{1103400421140} is an apocalyptic number.

1103400421140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103400421140 is an abundant number, since it is smaller than the sum of its proper divisors (1986337447980).

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

1103400421140 is a wasteful number, since it uses less digits than its factorization.

1103400421140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1289832 (or 1289830 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1103400421140 its reverse (411240043011), we get a palindrome (1514640464151).

The spelling of 1103400421140 in words is "one trillion, one hundred three billion, four hundred million, four hundred twenty-one thousand, one hundred forty".