11021255412503 has 6 divisors (see below), whose sum is σ = 12820644051336. Its totient is φ = 9446790353532.

The previous prime is 11021255412491. The next prime is 11021255412509. The reversal of 11021255412503 is 30521455212011.

It is not a de Polignac number, because 11021255412503 - 2²² = 11021251218199 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11021255412503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021255412509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 112461789875 + ... + 112461789972.

It is an arithmetic number, because the mean of its divisors is an integer number (2136774008556).

Almost surely, 2^{11021255412503} is an apocalyptic number.

11021255412503 is a deficient number, since it is larger than the sum of its proper divisors (1799388638833).

11021255412503 is an equidigital number, since it uses as much as digits as its factorization.

11021255412503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224923579861 (or 224923579854 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 11021255412503 in words is "eleven trillion, twenty-one billion, two hundred fifty-five million, four hundred twelve thousand, five hundred three".