101000505103 has 2 divisors, whose sum is σ = 101000505104. Its totient is φ = 101000505102.

The previous prime is 101000505091. The next prime is 101000505113. The reversal of 101000505103 is 301505000101.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101000505103 is a prime.

It is a super-2 number, since 2×101000505103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101000505113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50500252551 + 50500252552.

It is an arithmetic number, because the mean of its divisors is an integer number (50500252552).

Almost surely, 2^101000505103 is an apocalyptic number.

101000505103 is a deficient number, since it is larger than the sum of its proper divisors (1).

101000505103 is an equidigital number, since it uses as much as digits as its factorization.

101000505103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 75, while the sum is 16.

Adding to 101000505103 its reverse (301505000101), we get a palindrome (402505505204).

The spelling of 101000505103 in words is "one hundred one billion, five hundred five thousand, one hundred three".