22010101120221 has 16 divisors (see below), whose sum is σ = 29360284069824. Its totient is φ = 14666660993664.

The previous prime is 22010101120219. The next prime is 22010101120237. The reversal of 22010101120221 is 12202110101022.

It is not a de Polignac number, because 22010101120221 - 2¹ = 22010101120219 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22010101120221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22010101120291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58537995 + ... + 58912791.

It is an arithmetic number, because the mean of its divisors is an integer number (1835017754364).

Almost surely, 2^{22010101120221} is an apocalyptic number.

It is an amenable number.

22010101120221 is a deficient number, since it is larger than the sum of its proper divisors (7350182949603).

22010101120221 is a wasteful number, since it uses less digits than its factorization.

22010101120221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 383740.

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

Adding to 22010101120221 its reverse (12202110101022), we get a palindrome (34212211221243).

The spelling of 22010101120221 in words is "twenty-two trillion, ten billion, one hundred one million, one hundred twenty thousand, two hundred twenty-one".