212033313997 has 8 divisors (see below), whose sum is σ = 225002191680. Its totient is φ = 199376939520.

The previous prime is 212033313991. The next prime is 212033314001. The reversal of 212033313997 is 799313330212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212033313997 is a prime.

It is a super-2 number, since 2×212033313997² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212033313991) 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, 78124404 + ... + 78127117.

It is an arithmetic number, because the mean of its divisors is an integer number (28125273960).

Almost surely, 2^212033313997 is an apocalyptic number.

It is an amenable number.

212033313997 is a deficient number, since it is larger than the sum of its proper divisors (12968877683).

212033313997 is a wasteful number, since it uses less digits than its factorization.

212033313997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156251603.

The product of its (nonzero) digits is 183708, while the sum is 43.

The spelling of 212033313997 in words is "two hundred twelve billion, thirty-three million, three hundred thirteen thousand, nine hundred ninety-seven".