121330203000 has 64 divisors (see below), whose sum is σ = 378550242720. Its totient is φ = 32354720000.

The previous prime is 121330202951. The next prime is 121330203053. The reversal of 121330203000 is 302033121.

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

It is a congruent number.

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, 20218701 + ... + 20224700.

Almost surely, 2^121330203000 is an apocalyptic number.

121330203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121330203000 is an abundant number, since it is smaller than the sum of its proper divisors (257220039720).

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

121330203000 is a wasteful number, since it uses less digits than its factorization.

121330203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40443425 (or 40443411 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 121330203000 its reverse (302033121), we get a palindrome (121632236121).

The spelling of 121330203000 in words is "one hundred twenty-one billion, three hundred thirty million, two hundred three thousand".