11122021112011 has 24 divisors (see below), whose sum is σ = 11796426324144. Its totient is φ = 10481974200000.

The previous prime is 11122021112003. The next prime is 11122021112021. The reversal of 11122021112011 is 11021112022111.

It is not a de Polignac number, because 11122021112011 - 2³ = 11122021112003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11122021112021) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4981476 + ... + 6859966.

It is an arithmetic number, because the mean of its divisors is an integer number (491517763506).

Almost surely, 2^{11122021112011} is an apocalyptic number.

11122021112011 is a deficient number, since it is larger than the sum of its proper divisors (674405212133).

11122021112011 is a wasteful number, since it uses less digits than its factorization.

11122021112011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1878715 (or 1878684 counting only the distinct ones).

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

Adding to 11122021112011 its reverse (11021112022111), we get a palindrome (22143133134122).

The spelling of 11122021112011 in words is "eleven trillion, one hundred twenty-two billion, twenty-one million, one hundred twelve thousand, eleven".