11420124132 has 12 divisors (see below), whose sum is σ = 26646956336. Its totient is φ = 3806708040.

The previous prime is 11420124103. The next prime is 11420124143. The reversal of 11420124132 is 23142102411.

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

It is a junction number, because it is equal to n+sod(n) for n = 11420124099 and 11420124108.

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, 475838494 + ... + 475838517.

Almost surely, 2^11420124132 is an apocalyptic number.

11420124132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

11420124132 is an abundant number, since it is smaller than the sum of its proper divisors (15226832204).

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

11420124132 is a wasteful number, since it uses less digits than its factorization.

11420124132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 951677018 (or 951677016 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 11420124132 its reverse (23142102411), we get a palindrome (34562226543).

The spelling of 11420124132 in words is "eleven billion, four hundred twenty million, one hundred twenty-four thousand, one hundred thirty-two".