221010120220011 has 8 divisors (see below), whose sum is σ = 296444712152064. Its totient is φ = 146457804217320.

The previous prime is 221010120219983. The next prime is 221010120220073. The reversal of 221010120220011 is 110022021010122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 221010120220011 - 2¹³ = 221010120211819 is a prime.

It is not an unprimeable number, because it can be changed into a prime (221010120240011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 220568981755 + ... + 220568982756.

It is an arithmetic number, because the mean of its divisors is an integer number (37055589019008).

Almost surely, 2^{221010120220011} is an apocalyptic number.

221010120220011 is a deficient number, since it is larger than the sum of its proper divisors (75434591932053).

221010120220011 is a wasteful number, since it uses less digits than its factorization.

221010120220011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441137964681.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 221010120220011 its reverse (110022021010122), we get a palindrome (331032141230133).

The spelling of 221010120220011 in words is "two hundred twenty-one trillion, ten billion, one hundred twenty million, two hundred twenty thousand, eleven".