211200000200010 has 128 divisors (see below), whose sum is σ = 596401427381760. Its totient is φ = 53000657538048.

The previous prime is 211200000199943. The next prime is 211200000200039. The reversal of 211200000200010 is 10002000002112.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 211200000199965 and 211200000200001.

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, 35290659 + ... + 40839081.

It is an arithmetic number, because the mean of its divisors is an integer number (4659386151420).

Almost surely, 2^{211200000200010} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 211200000200010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298200713690880).

211200000200010 is an abundant number, since it is smaller than the sum of its proper divisors (385201427181750).

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

211200000200010 is a wasteful number, since it uses less digits than its factorization.

211200000200010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5556749 (or 5556743 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 211200000200010 its reverse (10002000002112), we get a palindrome (221202000202122).

The spelling of 211200000200010 in words is "two hundred eleven trillion, two hundred billion, two hundred thousand, ten".