111020021011122 has 16 divisors (see below), whose sum is σ = 222072142732992. Its totient is φ = 37001323551920.

The previous prime is 111020021011099. The next prime is 111020021011127. The reversal of 111020021011122 is 221110120020111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (111020021011127) 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, 1337484654 + ... + 1337567657.

It is an arithmetic number, because the mean of its divisors is an integer number (13879508920812).

Almost surely, 2^{111020021011122} is an apocalyptic number.

111020021011122 is an abundant number, since it is smaller than the sum of its proper divisors (111052121721870).

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

111020021011122 is a wasteful number, since it uses less digits than its factorization.

111020021011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2675059233.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111020021011122 its reverse (221110120020111), we get a palindrome (332130141031233).

The spelling of 111020021011122 in words is "one hundred eleven trillion, twenty billion, twenty-one million, eleven thousand, one hundred twenty-two".