211122220102212 has 48 divisors (see below), whose sum is σ = 492729060096000. Its totient is φ = 70358282462880.

The previous prime is 211122220102201. The next prime is 211122220102259. The reversal of 211122220102212 is 212201022221112.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1338857989 + ... + 1339015667.

It is an arithmetic number, because the mean of its divisors is an integer number (10265188752000).

Almost surely, 2^{211122220102212} is an apocalyptic number.

It is an amenable number.

211122220102212 is an abundant number, since it is smaller than the sum of its proper divisors (281606839993788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211122220102212 is a wasteful number, since it uses less digits than its factorization.

211122220102212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182016 (or 182014 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211122220102212 its reverse (212201022221112), we get a palindrome (423323242323324).

The spelling of 211122220102212 in words is "two hundred eleven trillion, one hundred twenty-two billion, two hundred twenty million, one hundred two thousand, two hundred twelve".