2101210020110 has 32 divisors (see below), whose sum is σ = 3785272169472. Its totient is φ = 839796723360.

The previous prime is 2101210020109. The next prime is 2101210020113. The reversal of 2101210020110 is 110200121012.

It is a super-2 number, since 2×2101210020110² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2101210020091 and 2101210020100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101210020113) 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, 64702097 + ... + 64734563.

It is an arithmetic number, because the mean of its divisors is an integer number (118289755296).

Almost surely, 2^{2101210020110} is an apocalyptic number.

2101210020110 is a deficient number, since it is larger than the sum of its proper divisors (1684062149362).

2101210020110 is a wasteful number, since it uses less digits than its factorization.

2101210020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37568.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 2101210020110 its reverse (110200121012), we get a palindrome (2211410141122).

The spelling of 2101210020110 in words is "two trillion, one hundred one billion, two hundred ten million, twenty thousand, one hundred ten".