212112323001 has 16 divisors (see below), whose sum is σ = 314276296320. Its totient is φ = 141392097360.

The previous prime is 212112322993. The next prime is 212112323051. The reversal of 212112323001 is 100323211212.

It is not a de Polignac number, because 212112323001 - 2³ = 212112322993 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212112323051) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 204045 + ... + 682538.

It is an arithmetic number, because the mean of its divisors is an integer number (19642268520).

Almost surely, 2^212112323001 is an apocalyptic number.

It is an amenable number.

212112323001 is a deficient number, since it is larger than the sum of its proper divisors (102163973319).

212112323001 is an equidigital number, since it uses as much as digits as its factorization.

212112323001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895453 (or 895447 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 212112323001 its reverse (100323211212), we get a palindrome (312435534213).

The spelling of 212112323001 in words is "two hundred twelve billion, one hundred twelve million, three hundred twenty-three thousand, one".