10110220011221 has 32 divisors (see below), whose sum is σ = 11689445335680. Its totient is φ = 8656613683200.

The previous prime is 10110220011209. The next prime is 10110220011239. The reversal of 10110220011221 is 12211002201101.

It is a cyclic number.

It is not a de Polignac number, because 10110220011221 - 2²⁶ = 10110152902357 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10110220011196 and 10110220011205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10110220011721) 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, 110694245 + ... + 110785541.

It is an arithmetic number, because the mean of its divisors is an integer number (365295166740).

Almost surely, 2^{10110220011221} is an apocalyptic number.

10110220011221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

10110220011221 is a deficient number, since it is larger than the sum of its proper divisors (1579225324459).

10110220011221 is a wasteful number, since it uses less digits than its factorization.

10110220011221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99845.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 10110220011221 its reverse (12211002201101), we get a palindrome (22321222212322).

The spelling of 10110220011221 in words is "ten trillion, one hundred ten billion, two hundred twenty million, eleven thousand, two hundred twenty-one".