212020301009 has 16 divisors (see below), whose sum is σ = 244961998080. Its totient is φ = 181480934160.

The previous prime is 212020300993. The next prime is 212020301023. The reversal of 212020301009 is 900103020212.

It is a cyclic number.

It is not a de Polignac number, because 212020301009 - 2⁴ = 212020300993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (212020301039) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3077747 + ... + 3145880.

It is an arithmetic number, because the mean of its divisors is an integer number (15310124880).

Almost surely, 2^212020301009 is an apocalyptic number.

It is an amenable number.

212020301009 is a deficient number, since it is larger than the sum of its proper divisors (32941697071).

212020301009 is a wasteful number, since it uses less digits than its factorization.

212020301009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6223820.

The product of its (nonzero) digits is 216, while the sum is 20.

The spelling of 212020301009 in words is "two hundred twelve billion, twenty million, three hundred one thousand, nine".