212021033211 has 96 divisors (see below), whose sum is σ = 361974832128. Its totient is φ = 118389427200.

The previous prime is 212021033183. The next prime is 212021033267. The reversal of 212021033211 is 112330120212.

212021033211 is a `hidden beast` number, since 2 + 120 + 210 + 332 + 1 + 1 = 666.

It is not a de Polignac number, because 212021033211 - 2⁷ = 212021033083 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212021033291) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 6246436 + ... + 6280286.

It is an arithmetic number, because the mean of its divisors is an integer number (3770571168).

Almost surely, 2^212021033211 is an apocalyptic number.

212021033211 is a deficient number, since it is larger than the sum of its proper divisors (149953798917).

212021033211 is a wasteful number, since it uses less digits than its factorization.

212021033211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34001 (or 33998 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212021033211 its reverse (112330120212), we get a palindrome (324351153423).

The spelling of 212021033211 in words is "two hundred twelve billion, twenty-one million, thirty-three thousand, two hundred eleven".