103121003055140 has 48 divisors (see below), whose sum is σ = 247615466313600. Its totient is φ = 35337906907392.

The previous prime is 103121003055137. The next prime is 103121003055181. The reversal of 103121003055140 is 41550300121301.

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, 185821625 + ... + 186375744.

It is an arithmetic number, because the mean of its divisors is an integer number (5158655548200).

Almost surely, 2^{103121003055140} is an apocalyptic number.

103121003055140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103121003055140 is an abundant number, since it is smaller than the sum of its proper divisors (144494463258460).

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

103121003055140 is a wasteful number, since it uses less digits than its factorization.

103121003055140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372199364 (or 372199362 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

Adding to 103121003055140 its reverse (41550300121301), we get a palindrome (144671303176441).

The spelling of 103121003055140 in words is "one hundred three trillion, one hundred twenty-one billion, three million, fifty-five thousand, one hundred forty".