601155100103 has 2 divisors, whose sum is σ = 601155100104. Its totient is φ = 601155100102.

The previous prime is 601155100097. The next prime is 601155100129. The reversal of 601155100103 is 301001551106.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 601155100103 - 2¹⁶ = 601155034567 is a prime.

It is a super-2 number, since 2×601155100103² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (601155100193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 300577550051 + 300577550052.

It is an arithmetic number, because the mean of its divisors is an integer number (300577550052).

Almost surely, 2^601155100103 is an apocalyptic number.

601155100103 is a deficient number, since it is larger than the sum of its proper divisors (1).

601155100103 is an equidigital number, since it uses as much as digits as its factorization.

601155100103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 450, while the sum is 23.

Adding to 601155100103 its reverse (301001551106), we get a palindrome (902156651209).

The spelling of 601155100103 in words is "six hundred one billion, one hundred fifty-five million, one hundred thousand, one hundred three".