201001012211210 has 24 divisors (see below), whose sum is σ = 367282446676740. Its totient is φ = 79200398823744.

The previous prime is 201001012211191. The next prime is 201001012211249. The reversal of 201001012211210 is 12112210100102.

It can be written as a sum of positive squares in 2 ways, for example, as 198189323788729 + 2811688422481 = 14077973^2 + 1676809^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2238772355 + ... + 2238862134.

Almost surely, 2^{201001012211210} is an apocalyptic number.

201001012211210 is a deficient number, since it is larger than the sum of its proper divisors (166281434465530).

201001012211210 is an equidigital number, since it uses as much as digits as its factorization.

201001012211210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4477634630 (or 4477634563 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 201001012211210 its reverse (12112210100102), we get a palindrome (213113222311312).

The spelling of 201001012211210 in words is "two hundred one trillion, one billion, twelve million, two hundred eleven thousand, two hundred ten".