213522606411503 has 4 divisors (see below), whose sum is σ = 213545519030160. Its totient is φ = 213499693792848.

The previous prime is 213522606411473. The next prime is 213522606411511. The reversal of 213522606411503 is 305114606225312.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213522606411503 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213522606411563) 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, 11456295350 + ... + 11456313987.

It is an arithmetic number, because the mean of its divisors is an integer number (53386379757540).

Almost surely, 2^{213522606411503} is an apocalyptic number.

213522606411503 is a deficient number, since it is larger than the sum of its proper divisors (22912618657).

213522606411503 is an equidigital number, since it uses as much as digits as its factorization.

213522606411503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22912618656.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 213522606411503 in words is "two hundred thirteen trillion, five hundred twenty-two billion, six hundred six million, four hundred eleven thousand, five hundred three".