2101213329 has 8 divisors (see below), whose sum is σ = 2802805920. Its totient is φ = 1400214816.

The previous prime is 2101213307. The next prime is 2101213333. The reversal of 2101213329 is 9233121012.

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

It is not a de Polignac number, because 2101213329 - 2⁵ = 2101213297 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2101213299 and 2101213308.

It is not an unprimeable number, because it can be changed into a prime (2101214329) 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 7 ways as a sum of consecutive naturals, for example, 140199 + ... + 154460.

It is an arithmetic number, because the mean of its divisors is an integer number (350350740).

Almost surely, 2^2101213329 is an apocalyptic number.

It is an amenable number.

2101213329 is a deficient number, since it is larger than the sum of its proper divisors (701592591).

2101213329 is a wasteful number, since it uses less digits than its factorization.

2101213329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 297039.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 2101213329 is about 45838.9935426161. The cubic root of 2101213329 is about 1280.8257466845.

The spelling of 2101213329 in words is "two billion, one hundred one million, two hundred thirteen thousand, three hundred twenty-nine".