10502117011 has 4 divisors (see below), whose sum is σ = 10650034224. Its totient is φ = 10354199800.

The previous prime is 10502116991. The next prime is 10502117027. The reversal of 10502117011 is 11071120501.

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

It is not a de Polignac number, because 10502117011 - 2¹¹ = 10502114963 is a prime.

It is a super-2 number, since 2×10502117011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10502117011.

It is not an unprimeable number, because it can be changed into a prime (10502117611) 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, 73958500 + ... + 73958641.

It is an arithmetic number, because the mean of its divisors is an integer number (2662508556).

Almost surely, 2^10502117011 is an apocalyptic number.

10502117011 is a deficient number, since it is larger than the sum of its proper divisors (147917213).

10502117011 is an equidigital number, since it uses as much as digits as its factorization.

10502117011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147917212.

The product of its (nonzero) digits is 70, while the sum is 19.

Adding to 10502117011 its reverse (11071120501), we get a palindrome (21573237512).

The spelling of 10502117011 in words is "ten billion, five hundred two million, one hundred seventeen thousand, eleven".