212100132000 has 384 divisors, whose sum is σ = 715748237568. Its totient is φ = 54867456000.

The previous prime is 212100131983. The next prime is 212100132019. The reversal of 212100132000 is 231001212.

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

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 240203559 + ... + 240204441.

It is an arithmetic number, because the mean of its divisors is an integer number (1863927702).

Almost surely, 2^212100132000 is an apocalyptic number.

212100132000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 212100132000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (357874118784).

212100132000 is an abundant number, since it is smaller than the sum of its proper divisors (503648105568).

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

212100132000 is a wasteful number, since it uses less digits than its factorization.

212100132000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1489 (or 1471 counting only the distinct ones).

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

Adding to 212100132000 its reverse (231001212), we get a palindrome (212331133212).

The spelling of 212100132000 in words is "two hundred twelve billion, one hundred million, one hundred thirty-two thousand".