2102110202101 has 8 divisors (see below), whose sum is σ = 2587212556544. Its totient is φ = 1663208071920.

The previous prime is 2102110202077. The next prime is 2102110202161. The reversal of 2102110202101 is 1012020112012.

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 2102110202101 - 2⁵ = 2102110202069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102110202161) 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, 11550055965 + ... + 11550056146.

It is an arithmetic number, because the mean of its divisors is an integer number (323401569568).

Almost surely, 2^{2102110202101} is an apocalyptic number.

It is an amenable number.

2102110202101 is a deficient number, since it is larger than the sum of its proper divisors (485102354443).

2102110202101 is a wasteful number, since it uses less digits than its factorization.

2102110202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23100112131.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2102110202101 its reverse (1012020112012), we get a palindrome (3114130314113).

The spelling of 2102110202101 in words is "two trillion, one hundred two billion, one hundred ten million, two hundred two thousand, one hundred one".