111030212023 has 4 divisors (see below), whose sum is σ = 111695063760. Its totient is φ = 110365360288.

The previous prime is 111030212021. The next prime is 111030212053. The reversal of 111030212023 is 320212030111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 320212030111 = 2029 ⋅157817659.

It is a cyclic number.

It is not a de Polignac number, because 111030212023 - 2¹ = 111030212021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111030211988 and 111030212006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111030212021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 332425618 + ... + 332425951.

It is an arithmetic number, because the mean of its divisors is an integer number (27923765940).

Almost surely, 2^111030212023 is an apocalyptic number.

111030212023 is a deficient number, since it is larger than the sum of its proper divisors (664851737).

111030212023 is an equidigital number, since it uses as much as digits as its factorization.

111030212023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664851736.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 111030212023 its reverse (320212030111), we get a palindrome (431242242134).

The spelling of 111030212023 in words is "one hundred eleven billion, thirty million, two hundred twelve thousand, twenty-three".