210221201110102 has 16 divisors (see below), whose sum is σ = 388100678972832. Its totient is φ = 83164431208320.

The previous prime is 210221201110073. The next prime is 210221201110159. The reversal of 210221201110102 is 201011102122012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 577530772099 + ... + 577530772462.

It is an arithmetic number, because the mean of its divisors is an integer number (24256292435802).

Almost surely, 2^{210221201110102} is an apocalyptic number.

210221201110102 is a deficient number, since it is larger than the sum of its proper divisors (177879477862730).

210221201110102 is a wasteful number, since it uses less digits than its factorization.

210221201110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1155061544583.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 210221201110102 its reverse (201011102122012), we get a palindrome (411232303232114).

The spelling of 210221201110102 in words is "two hundred ten trillion, two hundred twenty-one billion, two hundred one million, one hundred ten thousand, one hundred two".