211142104331311 has 8 divisors (see below), whose sum is σ = 219714290674560. Its totient is φ = 202736368208472.

The previous prime is 211142104331299. The next prime is 211142104331329. The reversal of 211142104331311 is 113133401241112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211142104331311 - 2¹³ = 211142104323119 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 211142104331311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211142104334311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41612552515 + ... + 41612557588.

It is an arithmetic number, because the mean of its divisors is an integer number (27464286334320).

Almost surely, 2^{211142104331311} is an apocalyptic number.

211142104331311 is a deficient number, since it is larger than the sum of its proper divisors (8572186343249).

211142104331311 is an equidigital number, since it uses as much as digits as its factorization.

211142104331311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83225110205.

The product of its (nonzero) digits is 1728, while the sum is 28.

Adding to 211142104331311 its reverse (113133401241112), we get a palindrome (324275505572423).

The spelling of 211142104331311 in words is "two hundred eleven trillion, one hundred forty-two billion, one hundred four million, three hundred thirty-one thousand, three hundred eleven".