212660101210803 has 4 divisors (see below), whose sum is σ = 283546801614408. Its totient is φ = 141773400807200.

The previous prime is 212660101210703. The next prime is 212660101210829. The reversal of 212660101210803 is 308012101066212.

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 212660101210803 - 2²⁰ = 212660100162227 is a prime.

It is not an unprimeable number, because it can be changed into a prime (212660101210303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35443350201798 + ... + 35443350201803.

It is an arithmetic number, because the mean of its divisors is an integer number (70886700403602).

Almost surely, 2^{212660101210803} is an apocalyptic number.

212660101210803 is a deficient number, since it is larger than the sum of its proper divisors (70886700403605).

212660101210803 is an equidigital number, since it uses as much as digits as its factorization.

212660101210803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70886700403604.

The product of its (nonzero) digits is 6912, while the sum is 33.

The spelling of 212660101210803 in words is "two hundred twelve trillion, six hundred sixty billion, one hundred one million, two hundred ten thousand, eight hundred three".