111430421332 has 12 divisors (see below), whose sum is σ = 195006253876. Its totient is φ = 55714348800.

The previous prime is 111430421279. The next prime is 111430421357. The reversal of 111430421332 is 233124034111.

It can be written as a sum of positive squares in 2 ways, for example, as 44387747856 + 67042673476 = 210684^2 + 258926^2 .

It is a junction number, because it is equal to n+sod(n) for n = 111430421297 and 111430421306.

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 3 ways as a sum of consecutive naturals, for example, 140938 + ... + 492670.

Almost surely, 2^111430421332 is an apocalyptic number.

It is an amenable number.

111430421332 is a deficient number, since it is larger than the sum of its proper divisors (83575832544).

111430421332 is a wasteful number, since it uses less digits than its factorization.

111430421332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430938 (or 430936 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 111430421332 its reverse (233124034111), we get a palindrome (344554455443).

The spelling of 111430421332 in words is "one hundred eleven billion, four hundred thirty million, four hundred twenty-one thousand, three hundred thirty-two".