10221211110111 has 8 divisors (see below), whose sum is σ = 13628381697840. Its totient is φ = 6814090631232.

The previous prime is 10221211110053. The next prime is 10221211110133. The reversal of 10221211110111 is 11101111212201.

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

It is not a de Polignac number, because 10221211110111 - 2²⁶ = 10221144001247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10221211110161) 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, 12048646 + ... + 12869043.

It is an arithmetic number, because the mean of its divisors is an integer number (1703547712230).

Almost surely, 2^{10221211110111} is an apocalyptic number.

10221211110111 is a deficient number, since it is larger than the sum of its proper divisors (3407170587729).

10221211110111 is a wasteful number, since it uses less digits than its factorization.

10221211110111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25054425.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 10221211110111 its reverse (11101111212201), we get a palindrome (21322322322312).

The spelling of 10221211110111 in words is "ten trillion, two hundred twenty-one billion, two hundred eleven million, one hundred ten thousand, one hundred eleven".