100103011 has 6 divisors (see below), whose sum is σ = 102487020. Its totient is φ = 97773228.

The previous prime is 100102993. The next prime is 100103053. The reversal of 100103011 is 110301001.

It is a happy number.

It is not a de Polignac number, because 100103011 - 2⁵ = 100102979 is a prime.

It is a super-2 number, since 2×100103011² = 20041225622532242, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100102985 and 100103003.

It is not an unprimeable number, because it can be changed into a prime (100103071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25221 + ... + 28918.

It is an arithmetic number, because the mean of its divisors is an integer number (17081170).

Almost surely, 2^100103011 is an apocalyptic number.

100103011 is a deficient number, since it is larger than the sum of its proper divisors (2384009).

100103011 is an frugal number, since it uses more digits than its factorization.

100103011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54225 (or 54182 counting only the distinct ones).

The product of its (nonzero) digits is 3, while the sum is 7.

The square root of 100103011 is about 10005.1492242745. The cubic root of 100103011 is about 464.3182069026.

Adding to 100103011 its reverse (110301001), we get a palindrome (210404012).

The spelling of 100103011 in words is "one hundred million, one hundred three thousand, eleven".