212001132033331 has 4 divisors (see below), whose sum is σ = 214905257129752. Its totient is φ = 209097006936912.

The previous prime is 212001132033311. The next prime is 212001132033419. The reversal of 212001132033331 is 133330231100212.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212001132033331 - 2³⁹ = 211451376219443 is a prime.

It is a super-2 number, since 2×212001132033331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 212001132033296 and 212001132033305.

It is not an unprimeable number, because it can be changed into a prime (212001132033311) 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, 1452062548101 + ... + 1452062548246.

It is an arithmetic number, because the mean of its divisors is an integer number (53726314282438).

Almost surely, 2^{212001132033331} is an apocalyptic number.

212001132033331 is a deficient number, since it is larger than the sum of its proper divisors (2904125096421).

212001132033331 is an equidigital number, since it uses as much as digits as its factorization.

212001132033331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2904125096420.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 212001132033331 its reverse (133330231100212), we get a palindrome (345331363133543).

The spelling of 212001132033331 in words is "two hundred twelve trillion, one billion, one hundred thirty-two million, thirty-three thousand, three hundred thirty-one".