111312223223042 has 16 divisors (see below), whose sum is σ = 169818447888000. Its totient is φ = 54706297719120.

The previous prime is 111312223223041. The next prime is 111312223223059. The reversal of 111312223223042 is 240322322213111.

It is a super-2 number, since 2×111312223223042² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111312223222996 and 111312223223014.

It is not an unprimeable number, because it can be changed into a prime (111312223223041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54948917 + ... + 56938632.

It is an arithmetic number, because the mean of its divisors is an integer number (10613652993000).

Almost surely, 2^{111312223223042} is an apocalyptic number.

111312223223042 is a deficient number, since it is larger than the sum of its proper divisors (58506224664958).

111312223223042 is a wasteful number, since it uses less digits than its factorization.

111312223223042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111896041.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 111312223223042 its reverse (240322322213111), we get a palindrome (351634545436153).

The spelling of 111312223223042 in words is "one hundred eleven trillion, three hundred twelve billion, two hundred twenty-three million, two hundred twenty-three thousand, forty-two".