10503221250512 has 120 divisors (see below), whose sum is σ = 21888071573760. Its totient is φ = 4868662256640.

The previous prime is 10503221250491. The next prime is 10503221250541. The reversal of 10503221250512 is 21505212230501.

It is a happy number.

It is a super-2 number, since 2×10503221250512² (a number of 27 digits) contains 22 as substring.

It is a congruent 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, 214366337 + ... + 214415327.

It is an arithmetic number, because the mean of its divisors is an integer number (182400596448).

Almost surely, 2^{10503221250512} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10503221250512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10944035786880).

10503221250512 is an abundant number, since it is smaller than the sum of its proper divisors (11384850323248).

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

10503221250512 is a wasteful number, since it uses less digits than its factorization.

10503221250512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49289 (or 49204 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 29.

The spelling of 10503221250512 in words is "ten trillion, five hundred three billion, two hundred twenty-one million, two hundred fifty thousand, five hundred twelve".