112222001331001 has 4 divisors (see below), whose sum is σ = 112222564506612. Its totient is φ = 112221438155392.

The previous prime is 112222001330993. The next prime is 112222001331047. The reversal of 112222001331001 is 100133100222211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 29942225858601 + 82279775472400 = 5471949^2 + 9070820^2 .

It is a cyclic number.

It is not a de Polignac number, because 112222001331001 - 2³ = 112222001330993 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112222001331001.

It is not an unprimeable number, because it can be changed into a prime (112222001331061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 281288800 + ... + 281687473.

It is an arithmetic number, because the mean of its divisors is an integer number (28055641126653).

Almost surely, 2^{112222001331001} is an apocalyptic number.

It is an amenable number.

112222001331001 is a deficient number, since it is larger than the sum of its proper divisors (563175611).

112222001331001 is an equidigital number, since it uses as much as digits as its factorization.

112222001331001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 563175610.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 112222001331001 its reverse (100133100222211), we get a palindrome (212355101553212).

The spelling of 112222001331001 in words is "one hundred twelve trillion, two hundred twenty-two billion, one million, three hundred thirty-one thousand, one".