110112211002001 has 4 divisors (see below), whose sum is σ = 118582381079092. Its totient is φ = 101642040924912.

The previous prime is 110112211001953. The next prime is 110112211002019. The reversal of 110112211002001 is 100200112211011.

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 2 ways, for example, as 67552766464401 + 42559444537600 = 8219049^2 + 6523760^2 .

It is a cyclic number.

It is not a de Polignac number, because 110112211002001 - 2¹⁷ = 110112210870929 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13), and also a Moran number because the ratio is a prime number: 8470170077077 = 110112211002001 / (1 + 1 + 0 + 1 + 1 + 2 + 2 + 1 + 1 + 0 + 0 + 2 + 0 + 0 + 1).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (110112211002071) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4235085038526 + ... + 4235085038551.

It is an arithmetic number, because the mean of its divisors is an integer number (29645595269773).

Almost surely, 2^{110112211002001} is an apocalyptic number.

It is an amenable number.

110112211002001 is a deficient number, since it is larger than the sum of its proper divisors (8470170077091).

110112211002001 is an equidigital number, since it uses as much as digits as its factorization.

110112211002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8470170077090.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 110112211002001 its reverse (100200112211011), we get a palindrome (210312323213012).

The spelling of 110112211002001 in words is "one hundred ten trillion, one hundred twelve billion, two hundred eleven million, two thousand, one".