11210111022 has 64 divisors (see below), whose sum is σ = 25094603520. Its totient is φ = 3308908800.

The previous prime is 11210111021. The next prime is 11210111123. The reversal of 11210111022 is 22011101211.

It is a junction number, because it is equal to n+sod(n) for n = 11210110989 and 11210111007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11210111021) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1915633 + ... + 1921475.

It is an arithmetic number, because the mean of its divisors is an integer number (392103180).

Almost surely, 2^11210111022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11210111022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12547301760).

11210111022 is an abundant number, since it is smaller than the sum of its proper divisors (13884492498).

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

11210111022 is a wasteful number, since it uses less digits than its factorization.

11210111022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6609.

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

Adding to 11210111022 its reverse (22011101211), we get a palindrome (33221212233).

The spelling of 11210111022 in words is "eleven billion, two hundred ten million, one hundred eleven thousand, twenty-two".