111434110020222 has 32 divisors (see below), whose sum is σ = 243131614412544. Its totient is φ = 33767544475200.

The previous prime is 111434110020193. The next prime is 111434110020223. The reversal of 111434110020222 is 222020011434111.

It is a super-2 number, since 2×111434110020222² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111434110020192 and 111434110020201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111434110020223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3052623 + ... + 15237674.

It is an arithmetic number, because the mean of its divisors is an integer number (7597862950392).

Almost surely, 2^{111434110020222} is an apocalyptic number.

111434110020222 is an abundant number, since it is smaller than the sum of its proper divisors (131697504392322).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111434110020222 is a wasteful number, since it uses less digits than its factorization.

111434110020222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18382624.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 111434110020222 its reverse (222020011434111), we get a palindrome (333454121454333).

The spelling of 111434110020222 in words is "one hundred eleven trillion, four hundred thirty-four billion, one hundred ten million, twenty thousand, two hundred twenty-two".