212003120033 has 4 divisors (see below), whose sum is σ = 212374404528. Its totient is φ = 211631835540.

The previous prime is 212003120023. The next prime is 212003120041. The reversal of 212003120033 is 330021300212.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 212003120033 - 2⁶ = 212003119969 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 212003119993 and 212003120020.

It is not an unprimeable number, because it can be changed into a prime (212003120023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 185641391 + ... + 185642532.

It is an arithmetic number, because the mean of its divisors is an integer number (53093601132).

Almost surely, 2^212003120033 is an apocalyptic number.

It is an amenable number.

212003120033 is a deficient number, since it is larger than the sum of its proper divisors (371284495).

212003120033 is an equidigital number, since it uses as much as digits as its factorization.

212003120033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 371284494.

The product of its (nonzero) digits is 216, while the sum is 17.

Adding to 212003120033 its reverse (330021300212), we get a palindrome (542024420245).

The spelling of 212003120033 in words is "two hundred twelve billion, three million, one hundred twenty thousand, thirty-three".