201211202111012 has 24 divisors (see below), whose sum is σ = 352599962442336. Its totient is φ = 100468379587968.

The previous prime is 201211202110939. The next prime is 201211202111053. The reversal of 201211202111012 is 210111202112102.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30775628 + ... + 36736380.

It is an arithmetic number, because the mean of its divisors is an integer number (14691665101764).

Almost surely, 2^{201211202111012} is an apocalyptic number.

It is an amenable number.

201211202111012 is a deficient number, since it is larger than the sum of its proper divisors (151388760331324).

201211202111012 is a wasteful number, since it uses less digits than its factorization.

201211202111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5972267 (or 5972265 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 201211202111012 its reverse (210111202112102), we get a palindrome (411322404223114).

The spelling of 201211202111012 in words is "two hundred one trillion, two hundred eleven billion, two hundred two million, one hundred eleven thousand, twelve".