20020101010122 has 16 divisors (see below), whose sum is σ = 40041028632960. Its totient is φ = 6673229234592.

The previous prime is 20020101010111. The next prime is 20020101010127. The reversal of 20020101010122 is 22101010102002.

It is a junction number, because it is equal to n+sod(n) for n = 20020101010098 and 20020101010107.

It is not an unprimeable number, because it can be changed into a prime (20020101010127) 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, 34127122 + ... + 34708797.

It is an arithmetic number, because the mean of its divisors is an integer number (2502564289560).

Almost surely, 2^{20020101010122} is an apocalyptic number.

20020101010122 is an abundant number, since it is smaller than the sum of its proper divisors (20020927622838).

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

20020101010122 is a wasteful number, since it uses less digits than its factorization.

20020101010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68884397.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 20020101010122 its reverse (22101010102002), we get a palindrome (42121111112124).

The spelling of 20020101010122 in words is "twenty trillion, twenty billion, one hundred one million, ten thousand, one hundred twenty-two".