2101211023110 has 16 divisors (see below), whose sum is σ = 5042906455536. Its totient is φ = 560322939488.

The previous prime is 2101211023007. The next prime is 2101211023129. The reversal of 2101211023110 is 113201121012.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2101211023110.

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, 35020183689 + ... + 35020183748.

It is an arithmetic number, because the mean of its divisors is an integer number (315181653471).

Almost surely, 2^{2101211023110} is an apocalyptic number.

2101211023110 is an abundant number, since it is smaller than the sum of its proper divisors (2941695432426).

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

2101211023110 is a wasteful number, since it uses less digits than its factorization.

2101211023110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70040367447.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 2101211023110 its reverse (113201121012), we get a palindrome (2214412144122).

The spelling of 2101211023110 in words is "two trillion, one hundred one billion, two hundred eleven million, twenty-three thousand, one hundred ten".