20110101111122 has 32 divisors (see below), whose sum is σ = 33776479180800. Its totient is φ = 8901509435280.

The previous prime is 20110101111109. The next prime is 20110101111197. The reversal of 20110101111122 is 22111110101102.

It is a junction number, because it is equal to n+sod(n) for n = 20110101111097 and 20110101111106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48660668 + ... + 49072199.

It is an arithmetic number, because the mean of its divisors is an integer number (1055514974400).

Almost surely, 2^{20110101111122} is an apocalyptic number.

20110101111122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20110101111122 is a deficient number, since it is larger than the sum of its proper divisors (13666378069678).

20110101111122 is a wasteful number, since it uses less digits than its factorization.

20110101111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97733126.

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

Adding to 20110101111122 its reverse (22111110101102), we get a palindrome (42221211212224).

The spelling of 20110101111122 in words is "twenty trillion, one hundred ten billion, one hundred one million, one hundred eleven thousand, one hundred twenty-two".