100212203305 has 16 divisors (see below), whose sum is σ = 122624276544. Its totient is φ = 78598572480.

The previous prime is 100212203297. The next prime is 100212203323. The reversal of 100212203305 is 503302212001.

It is not a de Polignac number, because 100212203305 - 2³ = 100212203297 is a prime.

It is a super-3 number, since 3×100212203305³ (a number of 34 digits) contains 333 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 441487 + ... + 628756.

It is an arithmetic number, because the mean of its divisors is an integer number (7664017284).

Almost surely, 2^100212203305 is an apocalyptic number.

It is an amenable number.

100212203305 is a deficient number, since it is larger than the sum of its proper divisors (22412073239).

100212203305 is a wasteful number, since it uses less digits than its factorization.

100212203305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070616.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 100212203305 its reverse (503302212001), we get a palindrome (603514415306).

The spelling of 100212203305 in words is "one hundred billion, two hundred twelve million, two hundred three thousand, three hundred five".