200001020001210 has 64 divisors (see below), whose sum is σ = 534293569094400. Its totient is φ = 53237853758016.

The previous prime is 200001020001179. The next prime is 200001020001227. The reversal of 200001020001210 is 12100020100002.

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 = 200001020001192 and 200001020001201.

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, 664790830 + ... + 665091609.

It is an arithmetic number, because the mean of its divisors is an integer number (8348337017100).

Almost surely, 2^{200001020001210} is an apocalyptic number.

200001020001210 is an abundant number, since it is smaller than the sum of its proper divisors (334292549093190).

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

200001020001210 is a wasteful number, since it uses less digits than its factorization.

200001020001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329883012 (or 1329883006 counting only the distinct ones).

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

Adding to 200001020001210 its reverse (12100020100002), we get a palindrome (212101040101212).

The spelling of 200001020001210 in words is "two hundred trillion, one billion, twenty million, one thousand, two hundred ten".