111430142403 has 24 divisors (see below), whose sum is σ = 166133958720. Its totient is φ = 66237102720.

The previous prime is 111430142399. The next prime is 111430142407. The reversal of 111430142403 is 304241034111.

It is an interprime number because it is at equal distance from previous prime (111430142399) and next prime (111430142407).

It is not a de Polignac number, because 111430142403 - 2² = 111430142399 is a prime.

It is a super-2 number, since 2×111430142403² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111430142407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3365733 + ... + 3398678.

It is an arithmetic number, because the mean of its divisors is an integer number (6922248280).

Almost surely, 2^111430142403 is an apocalyptic number.

111430142403 is a deficient number, since it is larger than the sum of its proper divisors (54703816317).

111430142403 is a wasteful number, since it uses less digits than its factorization.

111430142403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6764467 (or 6764450 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 111430142403 its reverse (304241034111), we get a palindrome (415671176514).

The spelling of 111430142403 in words is "one hundred eleven billion, four hundred thirty million, one hundred forty-two thousand, four hundred three".