212301235041503 has 4 divisors (see below), whose sum is σ = 217238473065768. Its totient is φ = 207363997017240.

The previous prime is 212301235041407. The next prime is 212301235041529. The reversal of 212301235041503 is 305140532103212.

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 212301235041503 - 2¹² = 212301235037407 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 212301235041503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212301235041593) 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, 2468619012068 + ... + 2468619012153.

It is an arithmetic number, because the mean of its divisors is an integer number (54309618266442).

Almost surely, 2^{212301235041503} is an apocalyptic number.

212301235041503 is a deficient number, since it is larger than the sum of its proper divisors (4937238024265).

212301235041503 is an equidigital number, since it uses as much as digits as its factorization.

212301235041503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4937238024264.

The product of its (nonzero) digits is 21600, while the sum is 32.

Adding to 212301235041503 its reverse (305140532103212), we get a palindrome (517441767144715).

The spelling of 212301235041503 in words is "two hundred twelve trillion, three hundred one billion, two hundred thirty-five million, forty-one thousand, five hundred three".