1103401203140 has 12 divisors (see below), whose sum is σ = 2317142526636. Its totient is φ = 441360481248.

The previous prime is 1103401203101. The next prime is 1103401203167. The reversal of 1103401203140 is 413021043011.

It can be written as a sum of positive squares in 2 ways, for example, as 450420845956 + 652980357184 = 671134^2 + 808072^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 55170060157 = 1103401203140 / (1 + 1 + 0 + 3 + 4 + 0 + 1 + 2 + 0 + 3 + 1 + 4 + 0).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27585030059 + ... + 27585030098.

It is an arithmetic number, because the mean of its divisors is an integer number (193095210553).

Almost surely, 2^{1103401203140} is an apocalyptic number.

1103401203140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1103401203140 is an abundant number, since it is smaller than the sum of its proper divisors (1213741323496).

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

1103401203140 is a wasteful number, since it uses less digits than its factorization.

1103401203140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55170060166 (or 55170060164 counting only the distinct ones).

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

Adding to 1103401203140 its reverse (413021043011), we get a palindrome (1516422246151).

The spelling of 1103401203140 in words is "one trillion, one hundred three billion, four hundred one million, two hundred three thousand, one hundred forty".