212233303101231 has 8 divisors (see below), whose sum is σ = 314419708298160. Its totient is φ = 141488868734136.

The previous prime is 212233303101229. The next prime is 212233303101247. The reversal of 212233303101231 is 132101303332212.

212233303101231 is a `hidden beast` number, since 2 + 1 + 2 + 2 + 3 + 330 + 310 + 12 + 3 + 1 = 666.

It is not a de Polignac number, because 212233303101231 - 2¹ = 212233303101229 is a prime.

It is a super-2 number, since 2×212233303101231² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 7860492707453 = 212233303101231 / (2 + 1 + 2 + 2 + 3 + 3 + 3 + 0 + 3 + 1 + 0 + 1 + 2 + 3 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 212233303101195 and 212233303101204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212233303101731) 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, 3930246353700 + ... + 3930246353753.

It is an arithmetic number, because the mean of its divisors is an integer number (39302463537270).

Almost surely, 2^{212233303101231} is an apocalyptic number.

212233303101231 is a deficient number, since it is larger than the sum of its proper divisors (102186405196929).

212233303101231 is an equidigital number, since it uses as much as digits as its factorization.

212233303101231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7860492707462 (or 7860492707456 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 212233303101231 its reverse (132101303332212), we get a palindrome (344334606433443).

The spelling of 212233303101231 in words is "two hundred twelve trillion, two hundred thirty-three billion, three hundred three million, one hundred one thousand, two hundred thirty-one".