20210000120200 has 768 divisors, whose sum is σ = 55688435712000. Its totient is φ = 6747079680000.

The previous prime is 20210000120197. The next prime is 20210000120309. The reversal of 20210000120200 is 202100001202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 57908309626 + ... + 57908309974.

It is an arithmetic number, because the mean of its divisors is an integer number (72510984000).

Almost surely, 2^{20210000120200} is an apocalyptic number.

20210000120200 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 20210000120200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27844217856000).

20210000120200 is an abundant number, since it is smaller than the sum of its proper divisors (35478435591800).

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

20210000120200 is a wasteful number, since it uses less digits than its factorization.

20210000120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 814 (or 805 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 20210000120200 its reverse (202100001202), we get a palindrome (20412100121402).

20210000120200 divided by its reverse (202100001202) gives a square (100 = 10²).

The spelling of 20210000120200 in words is "twenty trillion, two hundred ten billion, one hundred twenty thousand, two hundred".