201211010110 has 64 divisors (see below), whose sum is σ = 402096524544. Its totient is φ = 72483317280.

The previous prime is 201211010083. The next prime is 201211010149. The reversal of 201211010110 is 11010112102.

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

It is a congruent number.

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, 1353529 + ... + 1494811.

It is an arithmetic number, because the mean of its divisors is an integer number (6282758196).

Almost surely, 2^201211010110 is an apocalyptic number.

201211010110 is a deficient number, since it is larger than the sum of its proper divisors (200885514434).

201211010110 is a wasteful number, since it uses less digits than its factorization.

201211010110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141430 (or 141408 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 201211010110 its reverse (11010112102), we get a palindrome (212221122212).

The spelling of 201211010110 in words is "two hundred one billion, two hundred eleven million, ten thousand, one hundred ten".