2101010122210 has 16 divisors (see below), whose sum is σ = 3782310718392. Its totient is φ = 840294604800.

The previous prime is 2101010122177. The next prime is 2101010122213. The reversal of 2101010122210 is 122210101012.

It can be written as a sum of positive squares in 4 ways, for example, as 2099308312201 + 1701810009 = 1448899^2 + 41253^2 .

It is not an unprimeable number, because it can be changed into a prime (2101010122213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13599861 + ... + 13753480.

Almost surely, 2^{2101010122210} is an apocalyptic number.

2101010122210 is a deficient number, since it is larger than the sum of its proper divisors (1681300596182).

2101010122210 is a wasteful number, since it uses less digits than its factorization.

2101010122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27361029.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2101010122210 its reverse (122210101012), we get a palindrome (2223220223222).

The spelling of 2101010122210 in words is "two trillion, one hundred one billion, ten million, one hundred twenty-two thousand, two hundred ten".