20011022106 has 16 divisors (see below), whose sum is σ = 40049269248. Its totient is φ = 6665803200.

The previous prime is 20011022093. The next prime is 20011022107. The reversal of 20011022106 is 60122011002.

It is not an unprimeable number, because it can be changed into a prime (20011022107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1124815 + ... + 1142466.

It is an arithmetic number, because the mean of its divisors is an integer number (2503079328).

Almost surely, 2^20011022106 is an apocalyptic number.

20011022106 is an abundant number, since it is smaller than the sum of its proper divisors (20038247142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20011022106 is a wasteful number, since it uses less digits than its factorization.

20011022106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2268757.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20011022106 its reverse (60122011002), we get a palindrome (80133033108).

The spelling of 20011022106 in words is "twenty billion, eleven million, twenty-two thousand, one hundred six".