111420502323 has 64 divisors (see below), whose sum is σ = 168196506240. Its totient is φ = 65130283008.

The previous prime is 111420502321. The next prime is 111420502351. The reversal of 111420502323 is 323205024111.

It is not a de Polignac number, because 111420502323 - 2¹ = 111420502321 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111420502293 and 111420502302.

It is not an unprimeable number, because it can be changed into a prime (111420502321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 37729815 + ... + 37732767.

It is an arithmetic number, because the mean of its divisors is an integer number (2628070410).

Almost surely, 2^111420502323 is an apocalyptic number.

111420502323 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

111420502323 is a deficient number, since it is larger than the sum of its proper divisors (56776003917).

111420502323 is a wasteful number, since it uses less digits than its factorization.

111420502323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3528.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 111420502323 its reverse (323205024111), we get a palindrome (434625526434).

The spelling of 111420502323 in words is "one hundred eleven billion, four hundred twenty million, five hundred two thousand, three hundred twenty-three".