20020022200111 has 4 divisors (see below), whose sum is σ = 20036311885800. Its totient is φ = 20003732514424.

The previous prime is 20020022200109. The next prime is 20020022200127. The reversal of 20020022200111 is 11100222002002.

It is a happy number.

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 20020022200111 - 2¹ = 20020022200109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20020022200091 and 20020022200100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20020022201111) 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, 8144841001 + ... + 8144843458.

It is an arithmetic number, because the mean of its divisors is an integer number (5009077971450).

Almost surely, 2^{20020022200111} is an apocalyptic number.

20020022200111 is a deficient number, since it is larger than the sum of its proper divisors (16289685689).

20020022200111 is a wasteful number, since it uses less digits than its factorization.

20020022200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16289685688.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20020022200111 its reverse (11100222002002), we get a palindrome (31120244202113).

The spelling of 20020022200111 in words is "twenty trillion, twenty billion, twenty-two million, two hundred thousand, one hundred eleven".