322747661099 has 4 divisors (see below), whose sum is σ = 322751683800. Its totient is φ = 322743638400.

The previous prime is 322747661081. The next prime is 322747661113. The reversal of 322747661099 is 990166747223.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 990166747223 = 163 ⋅6074642621.

It is a cyclic number.

It is not a de Polignac number, because 322747661099 - 2⁸ = 322747660843 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (322747661029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1888502 + ... + 2052299.

It is an arithmetic number, because the mean of its divisors is an integer number (80687920950).

Almost surely, 2^322747661099 is an apocalyptic number.

322747661099 is a deficient number, since it is larger than the sum of its proper divisors (4022701).

322747661099 is an equidigital number, since it uses as much as digits as its factorization.

322747661099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4022700.

The product of its (nonzero) digits is 6858432, while the sum is 56.

The spelling of 322747661099 in words is "three hundred twenty-two billion, seven hundred forty-seven million, six hundred sixty-one thousand, ninety-nine".