213143340411 has 64 divisors (see below), whose sum is σ = 342097459200. Its totient is φ = 130753865088.

The previous prime is 213143340407. The next prime is 213143340427. The reversal of 213143340411 is 114043341312.

213143340411 is a `hidden beast` number, since 2 + 1 + 314 + 3 + 340 + 4 + 1 + 1 = 666.

It is not a de Polignac number, because 213143340411 - 2² = 213143340407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (213143340481) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4967130 + ... + 5009856.

It is an arithmetic number, because the mean of its divisors is an integer number (5345272800).

Almost surely, 2^213143340411 is an apocalyptic number.

213143340411 is a deficient number, since it is larger than the sum of its proper divisors (128954118789).

213143340411 is a wasteful number, since it uses less digits than its factorization.

213143340411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43065 (or 43059 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 213143340411 its reverse (114043341312), we get a palindrome (327186681723).

Subtracting from 213143340411 its reverse (114043341312), we obtain a palindrome (99099999099).

The spelling of 213143340411 in words is "two hundred thirteen billion, one hundred forty-three million, three hundred forty thousand, four hundred eleven".