112002111002021 has 8 divisors (see below), whose sum is σ = 113840800144344. Its totient is φ = 110163505374720.

The previous prime is 112002111002009. The next prime is 112002111002099. The reversal of 112002111002021 is 120200111200211.

It can be written as a sum of positive squares in 4 ways, for example, as 23639967789025 + 88362143212996 = 4862095^2 + 9400114^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112002111002021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112002111001987 and 112002111002005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002111002521) 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 7 ways as a sum of consecutive naturals, for example, 18171680 + ... + 23541753.

It is an arithmetic number, because the mean of its divisors is an integer number (14230100018043).

Almost surely, 2^{112002111002021} is an apocalyptic number.

It is an amenable number.

112002111002021 is a deficient number, since it is larger than the sum of its proper divisors (1838689142323).

112002111002021 is an equidigital number, since it uses as much as digits as its factorization.

112002111002021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41757511.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 112002111002021 its reverse (120200111200211), we get a palindrome (232202222202232).

The spelling of 112002111002021 in words is "one hundred twelve trillion, two billion, one hundred eleven million, two thousand, twenty-one".