112012222221001 has 4 divisors (see below), whose sum is σ = 112012399989504. Its totient is φ = 112012044452500.

The previous prime is 112012222220909. The next prime is 112012222221013. The reversal of 112012222221001 is 100122222210211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112012222221001 - 2¹³ = 112012222212809 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 112012222221001.

It is not an unprimeable number, because it can be changed into a prime (112012222221041) 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, 87935725 + ... + 89200426.

It is an arithmetic number, because the mean of its divisors is an integer number (28003099997376).

Almost surely, 2^{112012222221001} is an apocalyptic number.

It is an amenable number.

112012222221001 is a deficient number, since it is larger than the sum of its proper divisors (177768503).

112012222221001 is an equidigital number, since it uses as much as digits as its factorization.

112012222221001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177768502.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 112012222221001 its reverse (100122222210211), we get a palindrome (212134444431212).

The spelling of 112012222221001 in words is "one hundred twelve trillion, twelve billion, two hundred twenty-two million, two hundred twenty-one thousand, one".