11221111024 has 10 divisors (see below), whose sum is σ = 21740902640. Its totient is φ = 5610555504.

The previous prime is 11221111003. The next prime is 11221111037. The reversal of 11221111024 is 42011112211.

It is a super-2 number, since 2×11221111024² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16), and also a Moran number because the ratio is a prime number: 701319439 = 11221111024 / (1 + 1 + 2 + 2 + 1 + 1 + 1 + 1 + 0 + 2 + 4).

It is a junction number, because it is equal to n+sod(n) for n = 11221110989 and 11221111007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 350659704 + ... + 350659735.

It is an arithmetic number, because the mean of its divisors is an integer number (2174090264).

Almost surely, 2^11221111024 is an apocalyptic number.

It is an amenable number.

11221111024 is a deficient number, since it is larger than the sum of its proper divisors (10519791616).

11221111024 is an equidigital number, since it uses as much as digits as its factorization.

11221111024 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701319447 (or 701319441 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11221111024 its reverse (42011112211), we get a palindrome (53232223235).

The spelling of 11221111024 in words is "eleven billion, two hundred twenty-one million, one hundred eleven thousand, twenty-four".