10500111050 has 48 divisors (see below), whose sum is σ = 22944593952. Its totient is φ = 3524510400.

The previous prime is 10500111043. The next prime is 10500111067. The reversal of 10500111050 is 5011100501.

It is a super-2 number, since 2×10500111050² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 727124 + ... + 741423.

It is an arithmetic number, because the mean of its divisors is an integer number (478012374).

Almost surely, 2^10500111050 is an apocalyptic number.

10500111050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10500111050 is an abundant number, since it is smaller than the sum of its proper divisors (12444482902).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10500111050 is a wasteful number, since it uses less digits than its factorization.

10500111050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468583 (or 1468578 counting only the distinct ones).

The product of its (nonzero) digits is 25, while the sum is 14.

Adding to 10500111050 its reverse (5011100501), we get a palindrome (15511211551).

The spelling of 10500111050 in words is "ten billion, five hundred million, one hundred eleven thousand, fifty".