11102021122 has 24 divisors (see below), whose sum is σ = 17872708644. Its totient is φ = 5170593792.

The previous prime is 11102021093. The next prime is 11102021137. The reversal of 11102021122 is 22112020111.

It can be written as a sum of positive squares in 6 ways, for example, as 9975814641 + 1126206481 = 99879^2 + 33559^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42943 + ... + 155074.

Almost surely, 2^11102021122 is an apocalyptic number.

11102021122 is a deficient number, since it is larger than the sum of its proper divisors (6770687522).

11102021122 is a wasteful number, since it uses less digits than its factorization.

11102021122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 198150 (or 198133 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11102021122 its reverse (22112020111), we get a palindrome (33214041233).

The spelling of 11102021122 in words is "eleven billion, one hundred two million, twenty-one thousand, one hundred twenty-two".