100345204523 has 2 divisors, whose sum is σ = 100345204524. Its totient is φ = 100345204522.

The previous prime is 100345204499. The next prime is 100345204529. The reversal of 100345204523 is 325402543001.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 100345204523 - 2⁶ = 100345204459 is a prime.

It is not a weakly prime, because it can be changed into another prime (100345204529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50172602261 + 50172602262.

It is an arithmetic number, because the mean of its divisors is an integer number (50172602262).

Almost surely, 2^100345204523 is an apocalyptic number.

100345204523 is a deficient number, since it is larger than the sum of its proper divisors (1).

100345204523 is an equidigital number, since it uses as much as digits as its factorization.

100345204523 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14400, while the sum is 29.

Adding to 100345204523 its reverse (325402543001), we get a palindrome (425747747524).

The spelling of 100345204523 in words is "one hundred billion, three hundred forty-five million, two hundred four thousand, five hundred twenty-three".