2101020220110 has 64 divisors (see below), whose sum is σ = 5948695056384. Its totient is φ = 464741798400.

The previous prime is 2101020220099. The next prime is 2101020220111. The reversal of 2101020220110 is 110220201012.

It is a super-2 number, since 2×2101020220110² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101020220111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 161362171 + ... + 161375190.

It is an arithmetic number, because the mean of its divisors is an integer number (92948360256).

Almost surely, 2^{2101020220110} is an apocalyptic number.

2101020220110 is an abundant number, since it is smaller than the sum of its proper divisors (3847674836274).

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

2101020220110 is a wasteful number, since it uses less digits than its factorization.

2101020220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322737409.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 2101020220110 its reverse (110220201012), we get a palindrome (2211240421122).

The spelling of 2101020220110 in words is "two trillion, one hundred one billion, twenty million, two hundred twenty thousand, one hundred ten".