20022111111101 has 16 divisors (see below), whose sum is σ = 22547080896000. Its totient is φ = 17614614067200.

The previous prime is 20022111111097. The next prime is 20022111111193. The reversal of 20022111111101 is 10111111122002.

It is a cyclic number.

It is not a de Polignac number, because 20022111111101 - 2² = 20022111111097 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 (20022111111001) 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, 73126865 + ... + 73400153.

It is an arithmetic number, because the mean of its divisors is an integer number (1409192556000).

Almost surely, 2^{20022111111101} is an apocalyptic number.

It is an amenable number.

20022111111101 is a deficient number, since it is larger than the sum of its proper divisors (2524969784899).

20022111111101 is a wasteful number, since it uses less digits than its factorization.

20022111111101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 488180.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 20022111111101 its reverse (10111111122002), we get a palindrome (30133222233103).

The spelling of 20022111111101 in words is "twenty trillion, twenty-two billion, one hundred eleven million, one hundred eleven thousand, one hundred one".