212021103000 has 128 divisors (see below), whose sum is σ = 756006750720. Its totient is φ = 48461961600.

The previous prime is 212021102971. The next prime is 212021103029. The reversal of 212021103000 is 301120212.

It is an interprime number because it is at equal distance from previous prime (212021102971) and next prime (212021103029).

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 5027122 + ... + 5069121.

It is an arithmetic number, because the mean of its divisors is an integer number (5906302740).

Almost surely, 2^212021103000 is an apocalyptic number.

212021103000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

212021103000 is an abundant number, since it is smaller than the sum of its proper divisors (543985647720).

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

212021103000 is a wasteful number, since it uses less digits than its factorization.

212021103000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10096274 (or 10096260 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 212021103000 its reverse (301120212), we get a palindrome (212322223212).

The spelling of 212021103000 in words is "two hundred twelve billion, twenty-one million, one hundred three thousand".