11222012022 has 24 divisors (see below), whose sum is σ = 24303294504. Its totient is φ = 3452926464.

The previous prime is 11222012017. The next prime is 11222012023. The reversal of 11222012022 is 22021022211.

It is a junction number, because it is equal to n+sod(n) for n = 11222011992 and 11222012010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11222012023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5532523 + ... + 5534550.

It is an arithmetic number, because the mean of its divisors is an integer number (1012637271).

Almost surely, 2^11222012022 is an apocalyptic number.

11222012022 is an abundant number, since it is smaller than the sum of its proper divisors (13081282482).

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

11222012022 is a wasteful number, since it uses less digits than its factorization.

11222012022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11067104 (or 11067091 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 11222012022 its reverse (22021022211), we get a palindrome (33243034233).

The spelling of 11222012022 in words is "eleven billion, two hundred twenty-two million, twelve thousand, twenty-two".