210110101221102 has 64 divisors (see below), whose sum is σ = 442527775200000. Its totient is φ = 66321956763648.

The previous prime is 210110101221101. The next prime is 210110101221107. The reversal of 210110101221102 is 201122101011012.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210110101221101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2611677774 + ... + 2611758222.

It is an arithmetic number, because the mean of its divisors is an integer number (6914496487500).

Almost surely, 2^{210110101221102} is an apocalyptic number.

210110101221102 is an abundant number, since it is smaller than the sum of its proper divisors (232417673978898).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210110101221102 is a wasteful number, since it uses less digits than its factorization.

210110101221102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90065.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 210110101221102 its reverse (201122101011012), we get a palindrome (411232202232114).

The spelling of 210110101221102 in words is "two hundred ten trillion, one hundred ten billion, one hundred one million, two hundred twenty-one thousand, one hundred two".