121003102203000 has 128 divisors (see below), whose sum is σ = 378818178822720. Its totient is φ = 32157365721600.

The previous prime is 121003102202993. The next prime is 121003102203019. The reversal of 121003102203000 is 302201300121.

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 31 ways as a sum of consecutive naturals, for example, 67950979 + ... + 69708978.

Almost surely, 2^{121003102203000} is an apocalyptic number.

121003102203000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121003102203000 is an abundant number, since it is smaller than the sum of its proper divisors (257815076619720).

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

121003102203000 is a wasteful number, since it uses less digits than its factorization.

121003102203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 137660274 (or 137660260 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 121003102203000 its reverse (302201300121), we get a palindrome (121305303503121).

The spelling of 121003102203000 in words is "one hundred twenty-one trillion, three billion, one hundred two million, two hundred three thousand".