11222102120 has 32 divisors (see below), whose sum is σ = 25279407720. Its totient is φ = 4483564800.

The previous prime is 11222102081. The next prime is 11222102123. The reversal of 11222102120 is 2120122211.

It can be written as a sum of positive squares in 4 ways, for example, as 2160204484 + 9061897636 = 46478^2 + 95194^2 .

It is a junction number, because it is equal to n+sod(n) for n = 11222102095 and 11222102104.

It is not an unprimeable number, because it can be changed into a prime (11222102123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130331 + ... + 198570.

Almost surely, 2^11222102120 is an apocalyptic number.

11222102120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11222102120 is an abundant number, since it is smaller than the sum of its proper divisors (14057305600).

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

11222102120 is a wasteful number, since it uses less digits than its factorization.

11222102120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 329765 (or 329761 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 11222102120 its reverse (2120122211), we get a palindrome (13342224331).

The spelling of 11222102120 in words is "eleven billion, two hundred twenty-two million, one hundred two thousand, one hundred twenty".