100670111 has 4 divisors (see below), whose sum is σ = 101593800. Its totient is φ = 99746424.

The previous prime is 100670093. The next prime is 100670117. The reversal of 100670111 is 111076001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 111076001 = 5407 ⋅20543.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100670111 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 100670111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100670117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 461681 + ... + 461898.

It is an arithmetic number, because the mean of its divisors is an integer number (25398450).

Almost surely, 2^100670111 is an apocalyptic number.

100670111 is a deficient number, since it is larger than the sum of its proper divisors (923689).

100670111 is an equidigital number, since it uses as much as digits as its factorization.

100670111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 923688.

The product of its (nonzero) digits is 42, while the sum is 17.

The square root of 100670111 is about 10033.4496061923. The cubic root of 100670111 is about 465.1933693011.

It can be divided in two parts, 1006 and 70111, that added together give a palindrome (71117).

The spelling of 100670111 in words is "one hundred million, six hundred seventy thousand, one hundred eleven".