30640104203 has 2 divisors, whose sum is σ = 30640104204. Its totient is φ = 30640104202.

The previous prime is 30640104191. The next prime is 30640104221. The reversal of 30640104203 is 30240104603.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (30240104603) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-30640104203 is a prime.

It is not a weakly prime, because it can be changed into another prime (30640104233) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15320052101 + 15320052102.

It is an arithmetic number, because the mean of its divisors is an integer number (15320052102).

Almost surely, 2^30640104203 is an apocalyptic number.

30640104203 is a deficient number, since it is larger than the sum of its proper divisors (1).

30640104203 is an equidigital number, since it uses as much as digits as its factorization.

30640104203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 30640104203 its reverse (30240104603), we get a palindrome (60880208806).

The spelling of 30640104203 in words is "thirty billion, six hundred forty million, one hundred four thousand, two hundred three".