1210110220101 has 16 divisors (see below), whose sum is σ = 1615769880320. Its totient is φ = 805595544000.

The previous prime is 1210110220093. The next prime is 1210110220117. The reversal of 1210110220101 is 1010220110121.

It is not a de Polignac number, because 1210110220101 - 2³ = 1210110220093 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1210110220141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44625135 + ... + 44652243.

It is an arithmetic number, because the mean of its divisors is an integer number (100985617520).

Almost surely, 2^{1210110220101} is an apocalyptic number.

It is an amenable number.

1210110220101 is a deficient number, since it is larger than the sum of its proper divisors (405659660219).

1210110220101 is a wasteful number, since it uses less digits than its factorization.

1210110220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47676.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 1210110220101 its reverse (1010220110121), we get a palindrome (2220330330222).

The spelling of 1210110220101 in words is "one trillion, two hundred ten billion, one hundred ten million, two hundred twenty thousand, one hundred one".