11412422142 has 48 divisors (see below), whose sum is σ = 25788177792. Its totient is φ = 3339041440.

The previous prime is 11412422137. The next prime is 11412422149. The reversal of 11412422142 is 24122421411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11412422149) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47298 + ... + 158309.

It is an arithmetic number, because the mean of its divisors is an integer number (537253704).

Almost surely, 2^11412422142 is an apocalyptic number.

11412422142 is an abundant number, since it is smaller than the sum of its proper divisors (14375755650).

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

11412422142 is a wasteful number, since it uses less digits than its factorization.

11412422142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205681 (or 205652 counting only the distinct ones).

The product of its digits is 1024, while the sum is 24.

Adding to 11412422142 its reverse (24122421411), we get a palindrome (35534843553).

The spelling of 11412422142 in words is "eleven billion, four hundred twelve million, four hundred twenty-two thousand, one hundred forty-two".