211420241121 has 8 divisors (see below), whose sum is σ = 281906791264. Its totient is φ = 140940259200.

The previous prime is 211420241119. The next prime is 211420241159. The reversal of 211420241121 is 121142024112.

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

It is not a de Polignac number, because 211420241121 - 2¹ = 211420241119 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211420241111) 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, 1566451 + ... + 1696056.

It is an arithmetic number, because the mean of its divisors is an integer number (35238348908).

Almost surely, 2^211420241121 is an apocalyptic number.

It is an amenable number.

211420241121 is a deficient number, since it is larger than the sum of its proper divisors (70486550143).

211420241121 is a wasteful number, since it uses less digits than its factorization.

211420241121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3284111.

The product of its (nonzero) digits is 256, while the sum is 21.

Adding to 211420241121 its reverse (121142024112), we get a palindrome (332562265233).

The spelling of 211420241121 in words is "two hundred eleven billion, four hundred twenty million, two hundred forty-one thousand, one hundred twenty-one".