2111221333101 has 8 divisors (see below), whose sum is σ = 2905766996224. Its totient is φ = 1362078279360.

The previous prime is 2111221333099. The next prime is 2111221333201. The reversal of 2111221333101 is 1013331221112.

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

It is not a de Polignac number, because 2111221333101 - 2¹ = 2111221333099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2111221333201) 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, 11350652236 + ... + 11350652421.

It is an arithmetic number, because the mean of its divisors is an integer number (363220874528).

Almost surely, 2^{2111221333101} is an apocalyptic number.

It is an amenable number.

2111221333101 is a deficient number, since it is larger than the sum of its proper divisors (794545663123).

2111221333101 is a wasteful number, since it uses less digits than its factorization.

2111221333101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22701304691.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 2111221333101 its reverse (1013331221112), we get a palindrome (3124552554213).

The spelling of 2111221333101 in words is "two trillion, one hundred eleven billion, two hundred twenty-one million, three hundred thirty-three thousand, one hundred one".