11135251212501 has 48 divisors (see below), whose sum is σ = 16517086280640. Its totient is φ = 6664981639680.

The previous prime is 11135251212433. The next prime is 11135251212509. The reversal of 11135251212501 is 10521215253111.

It is not a de Polignac number, because 11135251212501 - 2¹⁴ = 11135251196117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11135251212509) 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 47 ways as a sum of consecutive naturals, for example, 55595506 + ... + 55795436.

It is an arithmetic number, because the mean of its divisors is an integer number (344105964180).

Almost surely, 2^{11135251212501} is an apocalyptic number.

It is an amenable number.

11135251212501 is a deficient number, since it is larger than the sum of its proper divisors (5381835068139).

11135251212501 is a wasteful number, since it uses less digits than its factorization.

11135251212501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202966 (or 202953 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 30.

Adding to 11135251212501 its reverse (10521215253111), we get a palindrome (21656466465612).

The spelling of 11135251212501 in words is "eleven trillion, one hundred thirty-five billion, two hundred fifty-one million, two hundred twelve thousand, five hundred one".