22011022010111 has 4 divisors (see below), whose sum is σ = 22011416323800. Its totient is φ = 22010627696424.

The previous prime is 22011022010063. The next prime is 22011022010113. The reversal of 22011022010111 is 11101022011022.

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-22011022010111 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 (22011022010113) 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, 197073101 + ... + 197184758.

It is an arithmetic number, because the mean of its divisors is an integer number (5502854080950).

Almost surely, 2^{22011022010111} is an apocalyptic number.

22011022010111 is a deficient number, since it is larger than the sum of its proper divisors (394313689).

22011022010111 is an equidigital number, since it uses as much as digits as its factorization.

22011022010111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 394313688.

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

Adding to 22011022010111 its reverse (11101022011022), we get a palindrome (33112044021133).

The spelling of 22011022010111 in words is "twenty-two trillion, eleven billion, twenty-two million, ten thousand, one hundred eleven".