212022023009 has 8 divisors (see below), whose sum is σ = 215643197952. Its totient is φ = 208405538640.

The previous prime is 212022022999. The next prime is 212022023011. The reversal of 212022023009 is 900320220212.

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

It is a de Polignac number, because none of the positive numbers 2^k-212022023009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212022023309) 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, 1081409 + ... + 1262334.

It is an arithmetic number, because the mean of its divisors is an integer number (26955399744).

Almost surely, 2^212022023009 is an apocalyptic number.

It is an amenable number.

212022023009 is a deficient number, since it is larger than the sum of its proper divisors (3621174943).

212022023009 is a wasteful number, since it uses less digits than its factorization.

212022023009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2345287.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 212022023009 in words is "two hundred twelve billion, twenty-two million, twenty-three thousand, nine".