103121203411100 has 144 divisors (see below), whose sum is σ = 266182296576000. Its totient is φ = 33927245694720.

The previous prime is 103121203411033. The next prime is 103121203411123. The reversal of 103121203411100 is 1114302121301.

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 47 ways as a sum of consecutive naturals, for example, 12273500 + ... + 18891299.

Almost surely, 2^{103121203411100} is an apocalyptic number.

103121203411100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103121203411100 is an abundant number, since it is smaller than the sum of its proper divisors (163061093164900).

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

103121203411100 is a wasteful number, since it uses less digits than its factorization.

103121203411100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31165012 (or 31165005 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 103121203411100 its reverse (1114302121301), we get a palindrome (104235505532401).

The spelling of 103121203411100 in words is "one hundred three trillion, one hundred twenty-one billion, two hundred three million, four hundred eleven thousand, one hundred".