211422211112 has 32 divisors (see below), whose sum is σ = 454992033600. Its totient is φ = 90220631424.

The previous prime is 211422211093. The next prime is 211422211123. The reversal of 211422211112 is 211112224112.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8088662 + ... + 8114757.

It is an arithmetic number, because the mean of its divisors is an integer number (14218501050).

Almost surely, 2^211422211112 is an apocalyptic number.

It is an amenable number.

211422211112 is an abundant number, since it is smaller than the sum of its proper divisors (243569822488).

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

211422211112 is a wasteful number, since it uses less digits than its factorization.

211422211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16203665 (or 16203661 counting only the distinct ones).

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

Adding to 211422211112 its reverse (211112224112), we get a palindrome (422534435224).

The spelling of 211422211112 in words is "two hundred eleven billion, four hundred twenty-two million, two hundred eleven thousand, one hundred twelve".