112223454372506 has 4 divisors (see below), whose sum is σ = 168335181558762. Its totient is φ = 56111727186252.

The previous prime is 112223454372499. The next prime is 112223454372509. The reversal of 112223454372506 is 605273454322211.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 110837204805625 + 1386249566881 = 10527925^2 + 1177391^2 .

It is a super-2 number, since 2×112223454372506² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (112223454372509) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28055863593125 + ... + 28055863593128.

Almost surely, 2^{112223454372506} is an apocalyptic number.

112223454372506 is a deficient number, since it is larger than the sum of its proper divisors (56111727186256).

112223454372506 is an equidigital number, since it uses as much as digits as its factorization.

112223454372506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56111727186255.

The product of its (nonzero) digits is 2419200, while the sum is 47.

The spelling of 112223454372506 in words is "one hundred twelve trillion, two hundred twenty-three billion, four hundred fifty-four million, three hundred seventy-two thousand, five hundred six".