10500012140 has 12 divisors (see below), whose sum is σ = 22050025536. Its totient is φ = 4200004848.

The previous prime is 10500012119. The next prime is 10500012151. The reversal of 10500012140 is 4121000501.

It is a super-2 number, since 2×10500012140² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262500284 + ... + 262500323.

It is an arithmetic number, because the mean of its divisors is an integer number (1837502128).

Almost surely, 2^10500012140 is an apocalyptic number.

10500012140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10500012140 is an abundant number, since it is smaller than the sum of its proper divisors (11550013396).

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

10500012140 is a wasteful number, since it uses less digits than its factorization.

10500012140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 525000616 (or 525000614 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 14.

Adding to 10500012140 its reverse (4121000501), we get a palindrome (14621012641).

The spelling of 10500012140 in words is "ten billion, five hundred million, twelve thousand, one hundred forty".