210221102100011 has 8 divisors (see below), whose sum is σ = 210576325116960. Its totient is φ = 209865881503872.

The previous prime is 210221102099971. The next prime is 210221102100017. The reversal of 210221102100011 is 110001201122012.

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 210221102100011 - 2³⁸ = 209946224193067 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (210221102100017) 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, 295019225 + ... + 295730933.

It is an arithmetic number, because the mean of its divisors is an integer number (26322040639620).

Almost surely, 2^{210221102100011} is an apocalyptic number.

210221102100011 is a deficient number, since it is larger than the sum of its proper divisors (355223016949).

210221102100011 is an equidigital number, since it uses as much as digits as its factorization.

210221102100011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210405.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 210221102100011 its reverse (110001201122012), we get a palindrome (320222303222023).

The spelling of 210221102100011 in words is "two hundred ten trillion, two hundred twenty-one billion, one hundred two million, one hundred thousand, eleven".