100220102012 has 48 divisors (see below), whose sum is σ = 186494313600. Its totient is φ = 47063078400.

The previous prime is 100220102011. The next prime is 100220102029. The reversal of 100220102012 is 210201022001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100220101984 and 100220102002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100220102011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 363614 + ... + 576762.

It is an arithmetic number, because the mean of its divisors is an integer number (3885298200).

Almost surely, 2^100220102012 is an apocalyptic number.

It is an amenable number.

100220102012 is a deficient number, since it is larger than the sum of its proper divisors (86274211588).

100220102012 is a wasteful number, since it uses less digits than its factorization.

100220102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213302 (or 213300 counting only the distinct ones).

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

Adding to 100220102012 its reverse (210201022001), we get a palindrome (310421124013).

The spelling of 100220102012 in words is "one hundred billion, two hundred twenty million, one hundred two thousand, twelve".