20212202329 has 4 divisors (see below), whose sum is σ = 22049675280. Its totient is φ = 18374729380.

The previous prime is 20212202303. The next prime is 20212202347. The reversal of 20212202329 is 92320221202.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20212202329 - 2⁷ = 20212202201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20212202369) 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, 918736459 + ... + 918736480.

It is an arithmetic number, because the mean of its divisors is an integer number (5512418820).

Almost surely, 2^20212202329 is an apocalyptic number.

It is an amenable number.

20212202329 is a deficient number, since it is larger than the sum of its proper divisors (1837472951).

20212202329 is a wasteful number, since it uses less digits than its factorization.

20212202329 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1837472950.

The product of its (nonzero) digits is 1728, while the sum is 25.

The spelling of 20212202329 in words is "twenty billion, two hundred twelve million, two hundred two thousand, three hundred twenty-nine".