11122021111112 has 32 divisors (see below), whose sum is σ = 21567652366080. Its totient is φ = 5371333145280.

The previous prime is 11122021111079. The next prime is 11122021111153. The reversal of 11122021111112 is 21111112022111.

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, 42744923 + ... + 43004330.

It is an arithmetic number, because the mean of its divisors is an integer number (673989136440).

Almost surely, 2^{11122021111112} is an apocalyptic number.

It is an amenable number.

11122021111112 is a deficient number, since it is larger than the sum of its proper divisors (10445631254968).

11122021111112 is a wasteful number, since it uses less digits than its factorization.

11122021111112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85749813 (or 85749809 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11122021111112 its reverse (21111112022111), we get a palindrome (32233133133223).

The spelling of 11122021111112 in words is "eleven trillion, one hundred twenty-two billion, twenty-one million, one hundred eleven thousand, one hundred twelve".