213041242115553 has 16 divisors (see below), whose sum is σ = 284103656496576. Its totient is φ = 142003163090880.

The previous prime is 213041242115549. The next prime is 213041242115587. The reversal of 213041242115553 is 355511242140312.

It is not a de Polignac number, because 213041242115553 - 2² = 213041242115549 is a prime.

It is not an unprimeable number, because it can be changed into a prime (213041242115543) 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, 489114958 + ... + 489550328.

It is an arithmetic number, because the mean of its divisors is an integer number (17756478531036).

Almost surely, 2^{213041242115553} is an apocalyptic number.

It is an amenable number.

213041242115553 is a deficient number, since it is larger than the sum of its proper divisors (71062414381023).

213041242115553 is a wasteful number, since it uses less digits than its factorization.

213041242115553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 462944.

The product of its (nonzero) digits is 144000, while the sum is 39.

Adding to 213041242115553 its reverse (355511242140312), we get a palindrome (568552484255865).

The spelling of 213041242115553 in words is "two hundred thirteen trillion, forty-one billion, two hundred forty-two million, one hundred fifteen thousand, five hundred fifty-three".