10512503105 has 16 divisors (see below), whose sum is σ = 13692370944. Its totient is φ = 7701946560.

The previous prime is 10512503101. The next prime is 10512503107. The reversal of 10512503105 is 50130521501.

It is a happy number.

It is not a de Polignac number, because 10512503105 - 2² = 10512503101 is a prime.

It is a super-2 number, since 2×10512503105² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10512503101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 628481 + ... + 644990.

It is an arithmetic number, because the mean of its divisors is an integer number (855773184).

Almost surely, 2^10512503105 is an apocalyptic number.

It is an amenable number.

10512503105 is a deficient number, since it is larger than the sum of its proper divisors (3179867839).

10512503105 is a wasteful number, since it uses less digits than its factorization.

10512503105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1273616.

The product of its (nonzero) digits is 750, while the sum is 23.

The spelling of 10512503105 in words is "ten billion, five hundred twelve million, five hundred three thousand, one hundred five".