211321330220011 has 8 divisors (see below), whose sum is σ = 230888669923584. Its totient is φ = 191813375463720.

The previous prime is 211321330220009. The next prime is 211321330220017. The reversal of 211321330220011 is 110022033123112.

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 211321330220011 - 2¹ = 211321330220009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211321330220017) 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, 14846229375 + ... + 14846243608.

It is an arithmetic number, because the mean of its divisors is an integer number (28861083740448).

Almost surely, 2^{211321330220011} is an apocalyptic number.

211321330220011 is a deficient number, since it is larger than the sum of its proper divisors (19567339703573).

211321330220011 is a wasteful number, since it uses less digits than its factorization.

211321330220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29692473641.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 211321330220011 its reverse (110022033123112), we get a palindrome (321343363343123).

The spelling of 211321330220011 in words is "two hundred eleven trillion, three hundred twenty-one billion, three hundred thirty million, two hundred twenty thousand, eleven".