2110121211010 has 24 divisors (see below), whose sum is σ = 3841374445236. Its totient is φ = 834564762240.

The previous prime is 2110121210987. The next prime is 2110121211019. The reversal of 2110121211010 is 101121210112.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 445533555289 + 1664587655721 = 667483^2 + 1290189^2 .

It is a super-2 number, since 2×2110121211010² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2110121211019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13240581 + ... + 13399000.

Almost surely, 2^{2110121211010} is an apocalyptic number.

2110121211010 is a deficient number, since it is larger than the sum of its proper divisors (1731253234226).

2110121211010 is an equidigital number, since it uses as much as digits as its factorization.

2110121211010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26639766 (or 26639677 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 2110121211010 its reverse (101121210112), we get a palindrome (2211242421122).

The spelling of 2110121211010 in words is "two trillion, one hundred ten billion, one hundred twenty-one million, two hundred eleven thousand, ten".