101221222210011 has 24 divisors (see below), whose sum is σ = 152747627956560. Its totient is φ = 64508802120000.

The previous prime is 101221222209997. The next prime is 101221222210027. The reversal of 101221222210011 is 110012222122101.

101221222210011 is a `hidden beast` number, since 1 + 0 + 1 + 221 + 222 + 210 + 0 + 11 = 666.

It is not a de Polignac number, because 101221222210011 - 2⁵ = 101221222209979 is a prime.

It is not an unprimeable number, because it can be changed into a prime (101221222210061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1919878465 + ... + 1919931186.

It is an arithmetic number, because the mean of its divisors is an integer number (6364484498190).

Almost surely, 2^{101221222210011} is an apocalyptic number.

101221222210011 is a deficient number, since it is larger than the sum of its proper divisors (51526405746549).

101221222210011 is a wasteful number, since it uses less digits than its factorization.

101221222210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839809787 (or 3839809784 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 101221222210011 its reverse (110012222122101), we get a palindrome (211233444332112).

The spelling of 101221222210011 in words is "one hundred one trillion, two hundred twenty-one billion, two hundred twenty-two million, two hundred ten thousand, eleven".