11022040424 has 8 divisors (see below), whose sum is σ = 20666325810. Its totient is φ = 5511020208.

The previous prime is 11022040409. The next prime is 11022040499. The reversal of 11022040424 is 42404022011.

It can be written as a sum of positive squares in only one way, i.e., 9607528324 + 1414512100 = 98018^2 + 37610^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 11022040396 and 11022040405.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 688877519 + ... + 688877534.

Almost surely, 2^11022040424 is an apocalyptic number.

It is an amenable number.

11022040424 is a deficient number, since it is larger than the sum of its proper divisors (9644285386).

11022040424 is a wasteful number, since it uses less digits than its factorization.

11022040424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1377755059 (or 1377755055 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 11022040424 its reverse (42404022011), we get a palindrome (53426062435).

The spelling of 11022040424 in words is "eleven billion, twenty-two million, forty thousand, four hundred twenty-four".