2221102221101 has 8 divisors (see below), whose sum is σ = 2317915232640. Its totient is φ = 2124309488752.

The previous prime is 2221102221089. The next prime is 2221102221113. The reversal of 2221102221101 is 1011222011222.

It is an interprime number because it is at equal distance from previous prime (2221102221089) and next prime (2221102221113).

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

It is a cyclic number.

It is not a de Polignac number, because 2221102221101 - 2²⁶ = 2221035112237 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2221102221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2221102121101) 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, 4845761 + ... + 5284278.

It is an arithmetic number, because the mean of its divisors is an integer number (289739404080).

Almost surely, 2^{2221102221101} is an apocalyptic number.

It is an amenable number.

2221102221101 is a deficient number, since it is larger than the sum of its proper divisors (96813011539).

2221102221101 is a wasteful number, since it uses less digits than its factorization.

2221102221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10139595.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 2221102221101 its reverse (1011222011222), we get a palindrome (3232324232323).

The spelling of 2221102221101 in words is "two trillion, two hundred twenty-one billion, one hundred two million, two hundred twenty-one thousand, one hundred one".