32300000012221 has 4 divisors (see below), whose sum is σ = 32300387585532. Its totient is φ = 32299612438912.

The previous prime is 32300000012209. The next prime is 32300000012233. The reversal of 32300000012221 is 12221000000323.

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

It is an interprime number because it is at equal distance from previous prime (32300000012209) and next prime (32300000012233).

It can be written as a sum of positive squares in 2 ways, for example, as 27177975562500 + 5122024449721 = 5213250^2 + 2263189^2 .

It is a cyclic number.

It is not a de Polignac number, because 32300000012221 - 2³³ = 32291410077629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 32300000012195 and 32300000012204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32300000012821) 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, 193661620 + ... + 193828333.

It is an arithmetic number, because the mean of its divisors is an integer number (8075096896383).

Almost surely, 2^{32300000012221} is an apocalyptic number.

It is an amenable number.

32300000012221 is a deficient number, since it is larger than the sum of its proper divisors (387573311).

32300000012221 is an equidigital number, since it uses as much as digits as its factorization.

32300000012221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 387573310.

The product of its (nonzero) digits is 144, while the sum is 16.

Adding to 32300000012221 its reverse (12221000000323), we get a palindrome (44521000012544).

The spelling of 32300000012221 in words is "thirty-two trillion, three hundred billion, twelve thousand, two hundred twenty-one".