213420230340411 has 4 divisors (see below), whose sum is σ = 284560307120552. Its totient is φ = 142280153560272.

The previous prime is 213420230340329. The next prime is 213420230340503. The reversal of 213420230340411 is 114043032024312.

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

It is not a de Polignac number, because 213420230340411 - 2¹⁸ = 213420230078267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213420230340511) 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, 35570038390066 + ... + 35570038390071.

It is an arithmetic number, because the mean of its divisors is an integer number (71140076780138).

Almost surely, 2^{213420230340411} is an apocalyptic number.

213420230340411 is a deficient number, since it is larger than the sum of its proper divisors (71140076780141).

213420230340411 is an equidigital number, since it uses as much as digits as its factorization.

213420230340411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 71140076780140.

The product of its (nonzero) digits is 13824, while the sum is 30.

Adding to 213420230340411 its reverse (114043032024312), we get a palindrome (327463262364723).

The spelling of 213420230340411 in words is "two hundred thirteen trillion, four hundred twenty billion, two hundred thirty million, three hundred forty thousand, four hundred eleven".