2121102203000 has 64 divisors (see below), whose sum is σ = 5414595469920. Its totient is φ = 771309888000.

The previous prime is 2121102202997. The next prime is 2121102203027. The reversal of 2121102203000 is 3022011212.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96402737 + ... + 96424736.

Almost surely, 2^{2121102203000} is an apocalyptic number.

2121102203000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2121102203000 is an abundant number, since it is smaller than the sum of its proper divisors (3293493266920).

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

2121102203000 is a wasteful number, since it uses less digits than its factorization.

2121102203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192827505 (or 192827491 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 2121102203000 its reverse (3022011212), we get a palindrome (2124124214212).

The spelling of 2121102203000 in words is "two trillion, one hundred twenty-one billion, one hundred two million, two hundred three thousand".