2210111220011 has 4 divisors (see below), whose sum is σ = 2210125204224. Its totient is φ = 2210097235800.

The previous prime is 2210111219999. The next prime is 2210111220019. The reversal of 2210111220011 is 1100221110122.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2210111220011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2210111220019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6752300 + ... + 7072041.

It is an arithmetic number, because the mean of its divisors is an integer number (552531301056).

Almost surely, 2^{2210111220011} is an apocalyptic number.

2210111220011 is a deficient number, since it is larger than the sum of its proper divisors (13984213).

2210111220011 is a wasteful number, since it uses less digits than its factorization.

2210111220011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13984212.

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

Adding to 2210111220011 its reverse (1100221110122), we get a palindrome (3310332330133).

The spelling of 2210111220011 in words is "two trillion, two hundred ten billion, one hundred eleven million, two hundred twenty thousand, eleven".