11111141423430 has 24 divisors (see below), whose sum is σ = 28888967701152. Its totient is φ = 2962971046224.

The previous prime is 11111141423383. The next prime is 11111141423443. The reversal of 11111141423430 is 3432414111111.

11111141423430 is a `hidden beast` number, since 1 + 1 + 1 + 1 + 11 + 414 + 234 + 3 + 0 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 11111141423394 and 11111141423403.

It is a congruent number.

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 in 11 ways as a sum of consecutive naturals, for example, 61728563374 + ... + 61728563553.

It is an arithmetic number, because the mean of its divisors is an integer number (1203706987548).

Almost surely, 2^{11111141423430} is an apocalyptic number.

11111141423430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111141423430 is an abundant number, since it is smaller than the sum of its proper divisors (17777826277722).

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

11111141423430 is a wasteful number, since it uses less digits than its factorization.

11111141423430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123457126940 (or 123457126937 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 27.

Adding to 11111141423430 its reverse (3432414111111), we get a palindrome (14543555534541).

The spelling of 11111141423430 in words is "eleven trillion, one hundred eleven billion, one hundred forty-one million, four hundred twenty-three thousand, four hundred thirty".