100010012012111 has 4 divisors (see below), whose sum is σ = 100046155857312. Its totient is φ = 99973868166912.

The previous prime is 100010012012089. The next prime is 100010012012129. The reversal of 100010012012111 is 111210210010001.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 100010012012111 - 2¹⁰ = 100010012011087 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100010012012092 and 100010012012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100010012012011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18071918450 + ... + 18071923983.

It is an arithmetic number, because the mean of its divisors is an integer number (25011538964328).

Almost surely, 2^{100010012012111} is an apocalyptic number.

100010012012111 is a deficient number, since it is larger than the sum of its proper divisors (36143845201).

100010012012111 is an equidigital number, since it uses as much as digits as its factorization.

100010012012111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36143845200.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 100010012012111 its reverse (111210210010001), we get a palindrome (211220222022112).

The spelling of 100010012012111 in words is "one hundred trillion, ten billion, twelve million, twelve thousand, one hundred eleven".