211122020212112 has 20 divisors (see below), whose sum is σ = 409053258551280. Its totient is φ = 105559888973088.

The previous prime is 211122020211943. The next prime is 211122020212121. The reversal of 211122020212112 is 211212020221112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68516198 + ... + 71531205.

It is an arithmetic number, because the mean of its divisors is an integer number (20452662927564).

Almost surely, 2^{211122020212112} is an apocalyptic number.

It is an amenable number.

211122020212112 is a deficient number, since it is larger than the sum of its proper divisors (197931238339168).

211122020212112 is a wasteful number, since it uses less digits than its factorization.

211122020212112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140141630 (or 140141624 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 211122020212112 its reverse (211212020221112), we get a palindrome (422334040433224).

The spelling of 211122020212112 in words is "two hundred eleven trillion, one hundred twenty-two billion, twenty million, two hundred twelve thousand, one hundred twelve".