11222022022 has 64 divisors (see below), whose sum is σ = 18499829760. Its totient is φ = 5087728800.

The previous prime is 11222021989. The next prime is 11222022047. The reversal of 11222022022 is 22022022211.

It is a junction number, because it is equal to n+sod(n) for n = 11222021987 and 11222022005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22855197 + ... + 22855687.

It is an arithmetic number, because the mean of its divisors is an integer number (289059840).

Almost surely, 2^11222022022 is an apocalyptic number.

11222022022 is a deficient number, since it is larger than the sum of its proper divisors (7277807738).

11222022022 is a wasteful number, since it uses less digits than its factorization.

11222022022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 817.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 11222022022 its reverse (22022022211), we get a palindrome (33244044233).

The spelling of 11222022022 in words is "eleven billion, two hundred twenty-two million, twenty-two thousand, twenty-two".