111011021022 has 16 divisors (see below), whose sum is σ = 242205864192. Its totient is φ = 33639703320.

The previous prime is 111011020943. The next prime is 111011021041. The reversal of 111011021022 is 220120110111.

It is a junction number, because it is equal to n+sod(n) for n = 111011020989 and 111011021007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 840992518 + ... + 840992649.

It is an arithmetic number, because the mean of its divisors is an integer number (15137866512).

Almost surely, 2^111011021022 is an apocalyptic number.

111011021022 is an abundant number, since it is smaller than the sum of its proper divisors (131194843170).

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

111011021022 is a wasteful number, since it uses less digits than its factorization.

111011021022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1681985183.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 111011021022 its reverse (220120110111), we get a palindrome (331131131133).

The spelling of 111011021022 in words is "one hundred eleven billion, eleven million, twenty-one thousand, twenty-two".