112200202010021 has 4 divisors (see below), whose sum is σ = 112202508379500. Its totient is φ = 112197895640544.

The previous prime is 112200202010003. The next prime is 112200202010077. The reversal of 112200202010021 is 120010202002211.

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 57342922845121 + 54857279164900 = 7572511^2 + 7406570^2 .

It is a cyclic number.

It is not a de Polignac number, because 112200202010021 - 2¹⁴ = 112200201993637 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112200202009978 and 112200202010005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112200202010821) 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, 1153111766 + ... + 1153209063.

It is an arithmetic number, because the mean of its divisors is an integer number (28050627094875).

Almost surely, 2^{112200202010021} is an apocalyptic number.

It is an amenable number.

112200202010021 is a deficient number, since it is larger than the sum of its proper divisors (2306369479).

112200202010021 is an equidigital number, since it uses as much as digits as its factorization.

112200202010021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306369478.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 112200202010021 its reverse (120010202002211), we get a palindrome (232210404012232).

The spelling of 112200202010021 in words is "one hundred twelve trillion, two hundred billion, two hundred two million, ten thousand, twenty-one".