100011061205 has 16 divisors (see below), whose sum is σ = 132147163584. Its totient is φ = 72055543680.

The previous prime is 100011061177. The next prime is 100011061243. The reversal of 100011061205 is 502160110001.

It is not a de Polignac number, because 100011061205 - 2¹² = 100011057109 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8491232 + ... + 8503001.

It is an arithmetic number, because the mean of its divisors is an integer number (8259197724).

Almost surely, 2^100011061205 is an apocalyptic number.

It is an amenable number.

100011061205 is a deficient number, since it is larger than the sum of its proper divisors (32136102379).

100011061205 is a wasteful number, since it uses less digits than its factorization.

100011061205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16994356.

The product of its (nonzero) digits is 60, while the sum is 17.

Adding to 100011061205 its reverse (502160110001), we get a palindrome (602171171206).

The spelling of 100011061205 in words is "one hundred billion, eleven million, sixty-one thousand, two hundred five".