10511212850 has 48 divisors (see below), whose sum is σ = 19903860000. Its totient is φ = 4128727680.

The previous prime is 10511212849. The next prime is 10511212861. The reversal of 10511212850 is 5821211501.

It is a super-2 number, since 2×10511212850² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4420862 + ... + 4423238.

It is an arithmetic number, because the mean of its divisors is an integer number (414663750).

Almost surely, 2^10511212850 is an apocalyptic number.

10511212850 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

10511212850 is a deficient number, since it is larger than the sum of its proper divisors (9392647150).

10511212850 is a wasteful number, since it uses less digits than its factorization.

10511212850 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3947 (or 3942 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 26.

The spelling of 10511212850 in words is "ten billion, five hundred eleven million, two hundred twelve thousand, eight hundred fifty".