20120100220010 has 16 divisors (see below), whose sum is σ = 41389920452736. Its totient is φ = 6898320075408.

The previous prime is 20120100219941. The next prime is 20120100220013. The reversal of 20120100220010 is 1002200102102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 20120100219973 and 20120100220000.

It is not an unprimeable number, because it can be changed into a prime (20120100220013) 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, 143715001502 + ... + 143715001641.

It is an arithmetic number, because the mean of its divisors is an integer number (2586870028296).

Almost surely, 2^{20120100220010} is an apocalyptic number.

20120100220010 is an abundant number, since it is smaller than the sum of its proper divisors (21269820232726).

20120100220010 is a wasteful number, since it uses less digits than its factorization.

20120100220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 287430003157.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 20120100220010 its reverse (1002200102102), we get a palindrome (21122300322112).

The spelling of 20120100220010 in words is "twenty trillion, one hundred twenty billion, one hundred million, two hundred twenty thousand, ten".