11021111122 has 32 divisors (see below), whose sum is σ = 19306616832. Its totient is φ = 4620130704.

The previous prime is 11021111119. The next prime is 11021111131. The reversal of 11021111122 is 22111112011.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1445773 + ... + 1453375.

It is an arithmetic number, because the mean of its divisors is an integer number (603331776).

Almost surely, 2^11021111122 is an apocalyptic number.

11021111122 is a deficient number, since it is larger than the sum of its proper divisors (8285505710).

11021111122 is a wasteful number, since it uses less digits than its factorization.

11021111122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9862.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11021111122 its reverse (22111112011), we get a palindrome (33132223133).

The spelling of 11021111122 in words is "eleven billion, twenty-one million, one hundred eleven thousand, one hundred twenty-two".