20211241143 has 8 divisors (see below), whose sum is σ = 26992000368. Its totient is φ = 13452321344.

The previous prime is 20211241117. The next prime is 20211241159. The reversal of 20211241143 is 34114211202.

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 20211241143 - 2¹⁷ = 20211110071 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20211241243) 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, 5457696 + ... + 5461397.

It is an arithmetic number, because the mean of its divisors is an integer number (3374000046).

Almost surely, 2^20211241143 is an apocalyptic number.

20211241143 is a deficient number, since it is larger than the sum of its proper divisors (6780759225).

20211241143 is a wasteful number, since it uses less digits than its factorization.

20211241143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10919713.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 20211241143 its reverse (34114211202), we get a palindrome (54325452345).

The spelling of 20211241143 in words is "twenty billion, two hundred eleven million, two hundred forty-one thousand, one hundred forty-three".