121310103300 has 72 divisors (see below), whose sum is σ = 351569331456. Its totient is φ = 32296018560.

The previous prime is 121310103253. The next prime is 121310103311. The reversal of 121310103300 is 3301013121.

It is a super-2 number, since 2×121310103300² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 121310103300.

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 23 ways as a sum of consecutive naturals, for example, 150987 + ... + 515186.

Almost surely, 2^121310103300 is an apocalyptic number.

121310103300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121310103300 is an abundant number, since it is smaller than the sum of its proper divisors (230259228156).

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

121310103300 is a wasteful number, since it uses less digits than its factorization.

121310103300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 666797 (or 666790 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 15.

Adding to 121310103300 its reverse (3301013121), we get a palindrome (124611116421).

The spelling of 121310103300 in words is "one hundred twenty-one billion, three hundred ten million, one hundred three thousand, three hundred".