2211120211101 has 16 divisors (see below), whose sum is σ = 2971453513728. Its totient is φ = 1462434145200.

The previous prime is 2211120211099. The next prime is 2211120211147. The reversal of 2211120211101 is 1011120211122.

It is a happy number.

It is not a de Polignac number, because 2211120211101 - 2¹ = 2211120211099 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2211120211801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24037486 + ... + 24129296.

It is an arithmetic number, because the mean of its divisors is an integer number (185715844608).

Almost surely, 2^{2211120211101} is an apocalyptic number.

It is an amenable number.

2211120211101 is a deficient number, since it is larger than the sum of its proper divisors (760333302627).

2211120211101 is a wasteful number, since it uses less digits than its factorization.

2211120211101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155152.

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

Adding to 2211120211101 its reverse (1011120211122), we get a palindrome (3222240422223).

The spelling of 2211120211101 in words is "two trillion, two hundred eleven billion, one hundred twenty million, two hundred eleven thousand, one hundred one".