100200011221012 has 12 divisors (see below), whose sum is σ = 177320244577140. Its totient is φ = 49537084198976.

The previous prime is 100200011221007. The next prime is 100200011221021. The reversal of 100200011221012 is 210122110002001.

It can be written as a sum of positive squares in 2 ways, for example, as 18742093857796 + 81457917363216 = 4329214^2 + 9025404^2 .

It is a super-2 number, since 2×100200011221012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 100200011220983 and 100200011221001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140730352483 + ... + 140730353194.

It is an arithmetic number, because the mean of its divisors is an integer number (14776687048095).

Almost surely, 2^{100200011221012} is an apocalyptic number.

It is an amenable number.

100200011221012 is a deficient number, since it is larger than the sum of its proper divisors (77120233356128).

100200011221012 is a wasteful number, since it uses less digits than its factorization.

100200011221012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 281460705770 (or 281460705768 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100200011221012 its reverse (210122110002001), we get a palindrome (310322121223013).

The spelling of 100200011221012 in words is "one hundred trillion, two hundred billion, eleven million, two hundred twenty-one thousand, twelve".