20110020212122 has 16 divisors (see below), whose sum is σ = 30871651266720. Its totient is φ = 9819547193232.

The previous prime is 20110020212101. The next prime is 20110020212141. The reversal of 20110020212122 is 22121202001102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20110020212096 and 20110020212105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18828097 + ... + 19867492.

It is an arithmetic number, because the mean of its divisors is an integer number (1929478204170).

Almost surely, 2^{20110020212122} is an apocalyptic number.

20110020212122 is a deficient number, since it is larger than the sum of its proper divisors (10761631054598).

20110020212122 is a wasteful number, since it uses less digits than its factorization.

20110020212122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38701677.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 20110020212122 its reverse (22121202001102), we get a palindrome (42231222213224).

The spelling of 20110020212122 in words is "twenty trillion, one hundred ten billion, twenty million, two hundred twelve thousand, one hundred twenty-two".