100012100012111 has 8 divisors (see below), whose sum is σ = 114538164049920. Its totient is φ = 85545691269048.

The previous prime is 100012100012057. The next prime is 100012100012113. The reversal of 100012100012111 is 111210001210001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100012100012111 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100012100012092 and 100012100012101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100012100012113) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14913820091 + ... + 14913826796.

It is an arithmetic number, because the mean of its divisors is an integer number (14317270506240).

Almost surely, 2^{100012100012111} is an apocalyptic number.

100012100012111 is a deficient number, since it is larger than the sum of its proper divisors (14526064037809).

100012100012111 is an equidigital number, since it uses as much as digits as its factorization.

100012100012111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29827647373.

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

Adding to 100012100012111 its reverse (111210001210001), we get a palindrome (211222101222112).

The spelling of 100012100012111 in words is "one hundred trillion, twelve billion, one hundred million, twelve thousand, one hundred eleven".