212220213133033 has 6 divisors (see below), whose sum is σ = 246868411195626. Its totient is φ = 181903039828272.

The previous prime is 212220213133031. The next prime is 212220213133067. The reversal of 212220213133033 is 330331312022212.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 211677969410649 + 542243722384 = 14549157^2 + 736372^2 .

It is not a de Polignac number, because 212220213133033 - 2¹ = 212220213133031 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212220213132992 and 212220213133010.

It is not an unprimeable number, because it can be changed into a prime (212220213133031) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2165512378860 + ... + 2165512378957.

It is an arithmetic number, because the mean of its divisors is an integer number (41144735199271).

Almost surely, 2^{212220213133033} is an apocalyptic number.

It is an amenable number.

212220213133033 is a deficient number, since it is larger than the sum of its proper divisors (34648198062593).

212220213133033 is an equidigital number, since it uses as much as digits as its factorization.

212220213133033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4331024757831 (or 4331024757824 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 212220213133033 its reverse (330331312022212), we get a palindrome (542551525155245).

The spelling of 212220213133033 in words is "two hundred twelve trillion, two hundred twenty billion, two hundred thirteen million, one hundred thirty-three thousand, thirty-three".