10101221102211 has 16 divisors (see below), whose sum is σ = 13526385934464. Its totient is φ = 6705103064384.

The previous prime is 10101221102197. The next prime is 10101221102249. The reversal of 10101221102211 is 11220112210101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10101221102211 - 2¹⁴ = 10101221085827 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10101221102261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40464400 + ... + 40713266.

It is an arithmetic number, because the mean of its divisors is an integer number (845399120904).

Almost surely, 2^{10101221102211} is an apocalyptic number.

10101221102211 is a deficient number, since it is larger than the sum of its proper divisors (3425164832253).

10101221102211 is a wasteful number, since it uses less digits than its factorization.

10101221102211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 307170.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 10101221102211 its reverse (11220112210101), we get a palindrome (21321333312312).

The spelling of 10101221102211 in words is "ten trillion, one hundred one billion, two hundred twenty-one million, one hundred two thousand, two hundred eleven".