212312303033 has 8 divisors (see below), whose sum is σ = 214108316136. Its totient is φ = 210523852800.

The previous prime is 212312303011. The next prime is 212312303057. The reversal of 212312303033 is 330303213212.

It can be written as a sum of positive squares in 4 ways, for example, as 609250489 + 211703052544 = 24683^2 + 460112^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 212312303033 - 2¹⁰ = 212312302009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (212312323033) 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, 1834328 + ... + 1946633.

It is an arithmetic number, because the mean of its divisors is an integer number (26763539517).

Almost surely, 2^212312303033 is an apocalyptic number.

It is an amenable number.

212312303033 is a deficient number, since it is larger than the sum of its proper divisors (1796013103).

212312303033 is a wasteful number, since it uses less digits than its factorization.

212312303033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3781435.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 212312303033 its reverse (330303213212), we get a palindrome (542615516245).

The spelling of 212312303033 in words is "two hundred twelve billion, three hundred twelve million, three hundred three thousand, thirty-three".