2102110120010 has 16 divisors (see below), whose sum is σ = 3783815332200. Its totient is φ = 840840244416.

The previous prime is 2102110120009. The next prime is 2102110120021. The reversal of 2102110120010 is 100210112012.

It can be written as a sum of positive squares in 4 ways, for example, as 1905374404609 + 196735715401 = 1380353^2 + 443549^2 .

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2102110119973 and 2102110120000.

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, 3195236 + ... + 3796544.

Almost surely, 2^{2102110120010} is an apocalyptic number.

2102110120010 is a deficient number, since it is larger than the sum of its proper divisors (1681705212190).

2102110120010 is a wasteful number, since it uses less digits than its factorization.

2102110120010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 950905.

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

Adding to 2102110120010 its reverse (100210112012), we get a palindrome (2202320232022).

The spelling of 2102110120010 in words is "two trillion, one hundred two billion, one hundred ten million, one hundred twenty thousand, ten".