11142404022 has 64 divisors (see below), whose sum is σ = 22984409088. Its totient is φ = 3599316000.

The previous prime is 11142404017. The next prime is 11142404029. The reversal of 11142404022 is 22040424111.

11142404022 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 11142404022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11142404029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16124697 + ... + 16125387.

It is an arithmetic number, because the mean of its divisors is an integer number (359131392).

Almost surely, 2^11142404022 is an apocalyptic number.

11142404022 is an abundant number, since it is smaller than the sum of its proper divisors (11842005066).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11142404022 is a wasteful number, since it uses less digits than its factorization.

11142404022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225.

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 11142404022 its reverse (22040424111), we get a palindrome (33182828133).

The spelling of 11142404022 in words is "eleven billion, one hundred forty-two million, four hundred four thousand, twenty-two".