10500251242 has 32 divisors (see below), whose sum is σ = 17522878464. Its totient is φ = 4686249600.

The previous prime is 10500251207. The next prime is 10500251243. The reversal of 10500251242 is 24215200501.

It is a super-2 number, since 2×10500251242² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10500251243) 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 15 ways as a sum of consecutive naturals, for example, 1194142 + ... + 1202902.

It is an arithmetic number, because the mean of its divisors is an integer number (547589952).

Almost surely, 2^10500251242 is an apocalyptic number.

10500251242 is a deficient number, since it is larger than the sum of its proper divisors (7022627222).

10500251242 is a wasteful number, since it uses less digits than its factorization.

10500251242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10294.

The product of its (nonzero) digits is 800, while the sum is 22.

Adding to 10500251242 its reverse (24215200501), we get a palindrome (34715451743).

The spelling of 10500251242 in words is "ten billion, five hundred million, two hundred fifty-one thousand, two hundred forty-two".