212020322099 has 8 divisors (see below), whose sum is σ = 230378618880. Its totient is φ = 194381958600.

The previous prime is 212020322093. The next prime is 212020322123. The reversal of 212020322099 is 990223020212.

It is a happy number.

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

It is not a de Polignac number, because 212020322099 - 2³² = 207725354803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212020322093) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179982707 + ... + 179983884.

It is an arithmetic number, because the mean of its divisors is an integer number (28797327360).

Almost surely, 2^212020322099 is an apocalyptic number.

212020322099 is a deficient number, since it is larger than the sum of its proper divisors (18358296781).

212020322099 is a wasteful number, since it uses less digits than its factorization.

212020322099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359966641.

The product of its (nonzero) digits is 7776, while the sum is 32.

The spelling of 212020322099 in words is "two hundred twelve billion, twenty million, three hundred twenty-two thousand, ninety-nine".