20122110110011 has 32 divisors (see below), whose sum is σ = 26666927239680. Its totient is φ = 14730302532096.

The previous prime is 20122110110009. The next prime is 20122110110033. The reversal of 20122110110011 is 11001101122102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20122110110011 - 2¹ = 20122110110009 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a junction number, because it is equal to n+sod(n) for n = 20122110109973 and 20122110110000.

It is not an unprimeable number, because it can be changed into a prime (20122170110011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 110139081 + ... + 110321626.

It is an arithmetic number, because the mean of its divisors is an integer number (833341476240).

Almost surely, 2^{20122110110011} is an apocalyptic number.

20122110110011 is a deficient number, since it is larger than the sum of its proper divisors (6544817129669).

20122110110011 is a wasteful number, since it uses less digits than its factorization.

20122110110011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 220460803.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 20122110110011 its reverse (11001101122102), we get a palindrome (31123211232113).

The spelling of 20122110110011 in words is "twenty trillion, one hundred twenty-two billion, one hundred ten million, one hundred ten thousand, eleven".