20022330011111 has 4 divisors (see below), whose sum is σ = 20448337032672. Its totient is φ = 19596322989552.

The previous prime is 20022330011107. The next prime is 20022330011141. The reversal of 20022330011111 is 11111003322002.

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

It is a cyclic number.

It is not a de Polignac number, because 20022330011111 - 2² = 20022330011107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20022330011111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20022330011141) 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, 213003510710 + ... + 213003510803.

It is an arithmetic number, because the mean of its divisors is an integer number (5112084258168).

Almost surely, 2^{20022330011111} is an apocalyptic number.

20022330011111 is a deficient number, since it is larger than the sum of its proper divisors (426007021561).

20022330011111 is an equidigital number, since it uses as much as digits as its factorization.

20022330011111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426007021560.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 20022330011111 its reverse (11111003322002), we get a palindrome (31133333333113).

The spelling of 20022330011111 in words is "twenty trillion, twenty-two billion, three hundred thirty million, eleven thousand, one hundred eleven".