11211324442 has 8 divisors (see below), whose sum is σ = 16819019316. Its totient is φ = 5604984672.

The previous prime is 11211324427. The next prime is 11211324457. The reversal of 11211324442 is 24442311211.

It is an interprime number because it is at equal distance from previous prime (11211324427) and next prime (11211324457).

It can be written as a sum of positive squares in 2 ways, for example, as 10828691721 + 382632721 = 104061^2 + 19561^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×11211324442² (a number of 21 digits) contains 22 as substring.

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, 317833 + ... + 351340.

Almost surely, 2^11211324442 is an apocalyptic number.

11211324442 is a deficient number, since it is larger than the sum of its proper divisors (5607694874).

11211324442 is an equidigital number, since it uses as much as digits as its factorization.

11211324442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 677552.

The product of its digits is 1536, while the sum is 25.

Adding to 11211324442 its reverse (24442311211), we get a palindrome (35653635653).

The spelling of 11211324442 in words is "eleven billion, two hundred eleven million, three hundred twenty-four thousand, four hundred forty-two".