11422121124 has 12 divisors (see below), whose sum is σ = 26651615984. Its totient is φ = 3807373704.

The previous prime is 11422121101. The next prime is 11422121129. The reversal of 11422121124 is 42112122411.

It is a tau number, because it is divible by the number of its divisors (12).

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 11422121124.

It is not an unprimeable number, because it can be changed into a prime (11422121129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 475921702 + ... + 475921725.

Almost surely, 2^11422121124 is an apocalyptic number.

It is an amenable number.

11422121124 is an abundant number, since it is smaller than the sum of its proper divisors (15229494860).

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

11422121124 is a wasteful number, since it uses less digits than its factorization.

11422121124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 951843434 (or 951843432 counting only the distinct ones).

The product of its digits is 256, while the sum is 21.

Adding to 11422121124 its reverse (42112122411), we get a palindrome (53534243535).

The spelling of 11422121124 in words is "eleven billion, four hundred twenty-two million, one hundred twenty-one thousand, one hundred twenty-four".