11222031224 has 16 divisors (see below), whose sum is σ = 21056263200. Its totient is φ = 5607027712.

The previous prime is 11222031203. The next prime is 11222031251. The reversal of 11222031224 is 42213022211.

It is a junction number, because it is equal to n+sod(n) for n = 11222031196 and 11222031205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 486512 + ... + 509055.

It is an arithmetic number, because the mean of its divisors is an integer number (1316016450).

Almost surely, 2^11222031224 is an apocalyptic number.

It is an amenable number.

11222031224 is a deficient number, since it is larger than the sum of its proper divisors (9834231976).

11222031224 is a wasteful number, since it uses less digits than its factorization.

11222031224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 996982 (or 996978 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 11222031224 its reverse (42213022211), we get a palindrome (53435053435).

The spelling of 11222031224 in words is "eleven billion, two hundred twenty-two million, thirty-one thousand, two hundred twenty-four".