329101221101 has 4 divisors (see below), whose sum is σ = 340449539100. Its totient is φ = 317752903104.

The previous prime is 329101221049. The next prime is 329101221107. The reversal of 329101221101 is 101122101923.

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 75839652100 + 253261569001 = 275390^2 + 503251^2 .

It is a cyclic number.

It is not a de Polignac number, because 329101221101 - 2⁶ = 329101221037 is a prime.

It is a super-2 number, since 2×329101221101² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (329101221107) 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, 5674158956 + ... + 5674159013.

It is an arithmetic number, because the mean of its divisors is an integer number (85112384775).

Almost surely, 2^329101221101 is an apocalyptic number.

It is an amenable number.

329101221101 is a deficient number, since it is larger than the sum of its proper divisors (11348317999).

329101221101 is a wasteful number, since it uses less digits than its factorization.

329101221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11348317998.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 329101221101 in words is "three hundred twenty-nine billion, one hundred one million, two hundred twenty-one thousand, one hundred one".