2110021120 has 40 divisors (see below), whose sum is σ = 5059111464. Its totient is φ = 844007424.

The previous prime is 2110021093. The next prime is 2110021129. The reversal of 2110021120 is 211200112.

It is a tau number, because it is divible by the number of its divisors (40).

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

It is a junction number, because it is equal to n+sod(n) for n = 2110021097 and 2110021106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2110021129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409554 + ... + 414673.

Almost surely, 2^2110021120 is an apocalyptic number.

2110021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2110021120 is an abundant number, since it is smaller than the sum of its proper divisors (2949090344).

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

2110021120 is an frugal number, since it uses more digits than its factorization.

2110021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 824250 (or 824234 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 2110021120 is about 45934.9662022299. The cubic root of 2110021120 is about 1282.6128917846.

Adding to 2110021120 its reverse (211200112), we get a palindrome (2321221232).

The spelling of 2110021120 in words is "two billion, one hundred ten million, twenty-one thousand, one hundred twenty".