211021222120112 has 40 divisors (see below), whose sum is σ = 409601427893280. Its totient is φ = 105317752250880.

The previous prime is 211021222120057. The next prime is 211021222120117.

211021222120112 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (211021222120117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23259437 + ... + 31032947.

It is an arithmetic number, because the mean of its divisors is an integer number (10240035697332).

Almost surely, 2^{211021222120112} is an apocalyptic number.

It is an amenable number.

211021222120112 is a deficient number, since it is larger than the sum of its proper divisors (198580205773168).

211021222120112 is a wasteful number, since it uses less digits than its factorization.

211021222120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7776621 (or 7776615 counting only the distinct ones).

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

The spelling of 211021222120112 in words is "two hundred eleven trillion, twenty-one billion, two hundred twenty-two million, one hundred twenty thousand, one hundred twelve".