2101110211000 has 64 divisors (see below), whose sum is σ = 4916870712000. Its totient is φ = 840397449600.

The previous prime is 2101110210919. The next prime is 2101110211001. The reversal of 2101110211000 is 1120111012.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101110211001) 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, 22231846 + ... + 22326154.

It is an arithmetic number, because the mean of its divisors is an integer number (76826104875).

Almost surely, 2^{2101110211000} is an apocalyptic number.

2101110211000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2101110211000 is an abundant number, since it is smaller than the sum of its proper divisors (2815760501000).

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

2101110211000 is a wasteful number, since it uses less digits than its factorization.

2101110211000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116609 (or 116595 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 2101110211000 its reverse (1120111012), we get a palindrome (2102230322012).

The spelling of 2101110211000 in words is "two trillion, one hundred one billion, one hundred ten million, two hundred eleven thousand".