211022012112 has 40 divisors (see below), whose sum is σ = 577207270656. Its totient is φ = 66202983936.

The previous prime is 211022012101. The next prime is 211022012137. The reversal of 211022012112 is 211210220112.

It is a junction number, because it is equal to n+sod(n) for n = 211022012091 and 211022012100.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129301888 + ... + 129303519.

Almost surely, 2^211022012112 is an apocalyptic number.

It is an amenable number.

211022012112 is an abundant number, since it is smaller than the sum of its proper divisors (366185258544).

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

211022012112 is a wasteful number, since it uses less digits than its factorization.

211022012112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258605435 (or 258605429 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 211022012112 its reverse (211210220112), we get a palindrome (422232232224).

The spelling of 211022012112 in words is "two hundred eleven billion, twenty-two million, twelve thousand, one hundred twelve".