201200101210 has 32 divisors (see below), whose sum is σ = 370756280592. Its totient is φ = 78591628800.

The previous prime is 201200101183. The next prime is 201200101217. The reversal of 201200101210 is 12101002102.

It can be written as a sum of positive squares in 8 ways, for example, as 156375166249 + 44824934961 = 395443^2 + 211719^2 .

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

It is not an unprimeable number, because it can be changed into a prime (201200101217) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1290709 + ... + 1438168.

Almost surely, 2^201200101210 is an apocalyptic number.

201200101210 is a deficient number, since it is larger than the sum of its proper divisors (169556179382).

201200101210 is a wasteful number, since it uses less digits than its factorization.

201200101210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2729058.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 201200101210 its reverse (12101002102), we get a palindrome (213301103312).

The spelling of 201200101210 in words is "two hundred one billion, two hundred million, one hundred one thousand, two hundred ten".