2101120221010 has 32 divisors (see below), whose sum is σ = 3996207135360. Its totient is φ = 793186530048.

The previous prime is 2101120220999. The next prime is 2101120221017. The reversal of 2101120221010 is 101220211012.

It is a super-2 number, since 2×2101120221010² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2101120221017) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20973847 + ... + 21073786.

It is an arithmetic number, because the mean of its divisors is an integer number (124881472980).

Almost surely, 2^{2101120221010} is an apocalyptic number.

2101120221010 is a deficient number, since it is larger than the sum of its proper divisors (1895086914350).

2101120221010 is a wasteful number, since it uses less digits than its factorization.

2101120221010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42047922.

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

Adding to 2101120221010 its reverse (101220211012), we get a palindrome (2202340432022).

The spelling of 2101120221010 in words is "two trillion, one hundred one billion, one hundred twenty million, two hundred twenty-one thousand, ten".