111201011022 has 16 divisors (see below), whose sum is σ = 222414711552. Its totient is φ = 37064888760.

The previous prime is 111201011003. The next prime is 111201011023. The reversal of 111201011022 is 220110102111.

It is a junction number, because it is equal to n+sod(n) for n = 111201010989 and 111201011007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111201011023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 412854 + ... + 626777.

It is an arithmetic number, because the mean of its divisors is an integer number (13900919472).

Almost surely, 2^111201011022 is an apocalyptic number.

111201011022 is an abundant number, since it is smaller than the sum of its proper divisors (111213700530).

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

111201011022 is a wasteful number, since it uses less digits than its factorization.

111201011022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1057463.

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

Adding to 111201011022 its reverse (220110102111), we get a palindrome (331311113133).

The spelling of 111201011022 in words is "one hundred eleven billion, two hundred one million, eleven thousand, twenty-two".