2211120002111 has 16 divisors (see below), whose sum is σ = 2335076978688. Its totient is φ = 2090985859200.

The previous prime is 2211120002099. The next prime is 2211120002153. The reversal of 2211120002111 is 1112000211122.

It is a cyclic number.

It is not a de Polignac number, because 2211120002111 - 2¹⁸ = 2211119739967 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 (2211120002911) 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, 4196411 + ... + 4693836.

It is an arithmetic number, because the mean of its divisors is an integer number (145942311168).

Almost surely, 2^{2211120002111} is an apocalyptic number.

2211120002111 is a deficient number, since it is larger than the sum of its proper divisors (123956976577).

2211120002111 is a wasteful number, since it uses less digits than its factorization.

2211120002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8890462.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 2211120002111 its reverse (1112000211122), we get a palindrome (3323120213233).

It can be divided in two parts, 22 and 11120002111, that multiplied together give a palindrome (244640046442).

The spelling of 2211120002111 in words is "two trillion, two hundred eleven billion, one hundred twenty million, two thousand, one hundred eleven".