10212220121101 has 16 divisors (see below), whose sum is σ = 10919447175744. Its totient is φ = 9516917073664.

The previous prime is 10212220121087. The next prime is 10212220121143. The reversal of 10212220121101 is 10112102221201.

It is not a de Polignac number, because 10212220121101 - 2⁵ = 10212220121069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10212220121171) 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 15 ways as a sum of consecutive naturals, for example, 2242011 + ... + 5044903.

It is an arithmetic number, because the mean of its divisors is an integer number (682465448484).

Almost surely, 2^{10212220121101} is an apocalyptic number.

It is an amenable number.

10212220121101 is a deficient number, since it is larger than the sum of its proper divisors (707227054643).

10212220121101 is a wasteful number, since it uses less digits than its factorization.

10212220121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2805020.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 10212220121101 its reverse (10112102221201), we get a palindrome (20324322342302).

The spelling of 10212220121101 in words is "ten trillion, two hundred twelve billion, two hundred twenty million, one hundred twenty-one thousand, one hundred one".