102511314563 has 4 divisors (see below), whose sum is σ = 117155788080. Its totient is φ = 87866841048.

The previous prime is 102511314539. The next prime is 102511314637. The reversal of 102511314563 is 365413115201.

It is a semiprime because it is the product of two primes.

It is a de Polignac number, because none of the positive numbers 2^k-102511314563 is a prime.

It is a super-2 number, since 2×102511314563² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (102511314263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7322236748 + ... + 7322236761.

It is an arithmetic number, because the mean of its divisors is an integer number (29288947020).

Almost surely, 2^102511314563 is an apocalyptic number.

102511314563 is a deficient number, since it is larger than the sum of its proper divisors (14644473517).

102511314563 is an equidigital number, since it uses as much as digits as its factorization.

102511314563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14644473516.

The product of its (nonzero) digits is 10800, while the sum is 32.

Adding to 102511314563 its reverse (365413115201), we get a palindrome (467924429764).

The spelling of 102511314563 in words is "one hundred two billion, five hundred eleven million, three hundred fourteen thousand, five hundred sixty-three".