201210012111122 has 48 divisors (see below), whose sum is σ = 352188406321920. Its totient is φ = 85963701815712.

The previous prime is 201210012111083. The next prime is 201210012111131. The reversal of 201210012111122 is 221111210012102.

It is a self number, because there is not a number n which added to its sum of digits gives 201210012111122.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 40711133 + ... + 45385199.

It is an arithmetic number, because the mean of its divisors is an integer number (7337258465040).

Almost surely, 2^{201210012111122} is an apocalyptic number.

201210012111122 is a deficient number, since it is larger than the sum of its proper divisors (150978394210798).

201210012111122 is a wasteful number, since it uses less digits than its factorization.

201210012111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4675455 (or 4675448 counting only the distinct ones).

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

Adding to 201210012111122 its reverse (221111210012102), we get a palindrome (422321222123224).

The spelling of 201210012111122 in words is "two hundred one trillion, two hundred ten billion, twelve million, one hundred eleven thousand, one hundred twenty-two".