20124212101064 has 16 divisors (see below), whose sum is σ = 38372438329200. Its totient is φ = 9891561879952.

The previous prime is 20124212101013. The next prime is 20124212101073. The reversal of 20124212101064 is 46010121242102.

It is a super-2 number, since 2×20124212101064² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21318020822 + ... + 21318021765.

It is an arithmetic number, because the mean of its divisors is an integer number (2398277395575).

Almost surely, 2^{20124212101064} is an apocalyptic number.

It is an amenable number.

20124212101064 is a deficient number, since it is larger than the sum of its proper divisors (18248226228136).

20124212101064 is a wasteful number, since it uses less digits than its factorization.

20124212101064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42636042652 (or 42636042648 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 20124212101064 its reverse (46010121242102), we get a palindrome (66134333343166).

The spelling of 20124212101064 in words is "twenty trillion, one hundred twenty-four billion, two hundred twelve million, one hundred one thousand, sixty-four".