212021033203 has 16 divisors (see below), whose sum is σ = 242585280000. Its totient is φ = 181525807872.

The previous prime is 212021033183. The next prime is 212021033267. The reversal of 212021033203 is 302330120212.

It is a cyclic number.

It is not a de Polignac number, because 212021033203 - 2⁵ = 212021033171 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212021033503) 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, 27751258 + ... + 27758896.

It is an arithmetic number, because the mean of its divisors is an integer number (15161580000).

Almost surely, 2^212021033203 is an apocalyptic number.

212021033203 is a deficient number, since it is larger than the sum of its proper divisors (30564246797).

212021033203 is a wasteful number, since it uses less digits than its factorization.

212021033203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11634.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 212021033203 its reverse (302330120212), we get a palindrome (514351153415).

The spelling of 212021033203 in words is "two hundred twelve billion, twenty-one million, thirty-three thousand, two hundred three".