111310222203123 has 32 divisors (see below), whose sum is σ = 153401827590144. Its totient is φ = 71719041600000.

The previous prime is 111310222203119. The next prime is 111310222203139. The reversal of 111310222203123 is 321302222013111.

It is not a de Polignac number, because 111310222203123 - 2² = 111310222203119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 111310222203093 and 111310222203102.

It is not an unprimeable number, because it can be changed into a prime (111310222203823) 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 31 ways as a sum of consecutive naturals, for example, 243937143 + ... + 244393023.

It is an arithmetic number, because the mean of its divisors is an integer number (4793807112192).

Almost surely, 2^{111310222203123} is an apocalyptic number.

111310222203123 is a deficient number, since it is larger than the sum of its proper divisors (42091605387021).

111310222203123 is a wasteful number, since it uses less digits than its factorization.

111310222203123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 459347.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 111310222203123 its reverse (321302222013111), we get a palindrome (432612444216234).

The spelling of 111310222203123 in words is "one hundred eleven trillion, three hundred ten billion, two hundred twenty-two million, two hundred three thousand, one hundred twenty-three".