212311203000 has 128 divisors (see below), whose sum is σ = 713365773120. Its totient is φ = 52261209600.

The previous prime is 212311202959. The next prime is 212311203011. The reversal of 212311203000 is 302113212.

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

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2682939 + ... + 2760938.

Almost surely, 2^212311203000 is an apocalyptic number.

212311203000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212311203000 is an abundant number, since it is smaller than the sum of its proper divisors (501054570120).

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

212311203000 is a wasteful number, since it uses less digits than its factorization.

212311203000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5443914 (or 5443900 counting only the distinct ones).

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

Adding to 212311203000 its reverse (302113212), we get a palindrome (212613316212).

The spelling of 212311203000 in words is "two hundred twelve billion, three hundred eleven million, two hundred three thousand".