2111210101101 has 8 divisors (see below), whose sum is σ = 2816369218080. Its totient is φ = 1406762192432.

The previous prime is 2111210101097. The next prime is 2111210101163. The reversal of 2111210101101 is 1011010121112.

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 2111210101101 - 2² = 2111210101097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111210101901) 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, 177795150 + ... + 177807023.

It is an arithmetic number, because the mean of its divisors is an integer number (352046152260).

Almost surely, 2^{2111210101101} is an apocalyptic number.

It is an amenable number.

2111210101101 is a deficient number, since it is larger than the sum of its proper divisors (705159116979).

2111210101101 is a wasteful number, since it uses less digits than its factorization.

2111210101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355604155.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 2111210101101 its reverse (1011010121112), we get a palindrome (3122220222213).

The spelling of 2111210101101 in words is "two trillion, one hundred eleven billion, two hundred ten million, one hundred one thousand, one hundred one".