211141023411 has 4 divisors (see below), whose sum is σ = 281521364552. Its totient is φ = 140760682272.

The previous prime is 211141023403. The next prime is 211141023449. The reversal of 211141023411 is 114320141112.

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

It is not a de Polignac number, because 211141023411 - 2³ = 211141023403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211641023411) 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, 35190170566 + ... + 35190170571.

It is an arithmetic number, because the mean of its divisors is an integer number (70380341138).

Almost surely, 2^211141023411 is an apocalyptic number.

211141023411 is a deficient number, since it is larger than the sum of its proper divisors (70380341141).

211141023411 is an equidigital number, since it uses as much as digits as its factorization.

211141023411 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70380341140.

The product of its (nonzero) digits is 192, while the sum is 21.

Adding to 211141023411 its reverse (114320141112), we get a palindrome (325461164523).

The spelling of 211141023411 in words is "two hundred eleven billion, one hundred forty-one million, twenty-three thousand, four hundred eleven".