30266101 has 4 divisors (see below), whose sum is σ = 30278092. Its totient is φ = 30254112.

The previous prime is 30266099. The next prime is 30266129. The reversal of 30266101 is 10166203.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 1267876 + 28998225 = 1126^2 + 5385^2 .

It is a cyclic number.

It is not a de Polignac number, because 30266101 - 2¹ = 30266099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30266801) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 576 + ... + 7801.

It is an arithmetic number, because the mean of its divisors is an integer number (7569523).

Almost surely, 2^30266101 is an apocalyptic number.

It is an amenable number.

30266101 is a deficient number, since it is larger than the sum of its proper divisors (11991).

30266101 is an equidigital number, since it uses as much as digits as its factorization.

30266101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11990.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 30266101 is about 5501.4635325520. The cubic root of 30266101 is about 311.6392561072.

The spelling of 30266101 in words is "thirty million, two hundred sixty-six thousand, one hundred one".