20210211210000 has 300 divisors, whose sum is σ = 75892895711952. Its totient is φ = 4619476512000.

The previous prime is 20210211209939. The next prime is 20210211210031. The reversal of 20210211210000 is 1211201202.

It is a tau number, because it is divible by the number of its divisors (300).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 5404222 + ... + 8344221.

Almost surely, 2^{20210211210000} is an apocalyptic number.

20210211210000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20210211210000 is an abundant number, since it is smaller than the sum of its proper divisors (55682684501952).

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

20210211210000 is a wasteful number, since it uses less digits than its factorization.

20210211210000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13748488 (or 13748460 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20210211210000 its reverse (1211201202), we get a palindrome (20211422411202).

The spelling of 20210211210000 in words is "twenty trillion, two hundred ten billion, two hundred eleven million, two hundred ten thousand".