212000121003 has 8 divisors (see below), whose sum is σ = 308363812416. Its totient is φ = 128484921800.

The previous prime is 212000120989. The next prime is 212000121013. The reversal of 212000121003 is 300121000212.

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 212000121003 - 2³⁰ = 210926379179 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 212000121003.

It is not an unprimeable number, because it can be changed into a prime (212000121013) 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, 3212123013 + ... + 3212123078.

It is an arithmetic number, because the mean of its divisors is an integer number (38545476552).

Almost surely, 2^212000121003 is an apocalyptic number.

212000121003 is a deficient number, since it is larger than the sum of its proper divisors (96363691413).

212000121003 is a wasteful number, since it uses less digits than its factorization.

212000121003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6424246105.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 212000121003 its reverse (300121000212), we get a palindrome (512121121215).

The spelling of 212000121003 in words is "two hundred twelve billion, one hundred twenty-one thousand, three".