11254020315021 has 32 divisors (see below), whose sum is σ = 18459783091200. Its totient is φ = 6718818086640.

The previous prime is 11254020314989. The next prime is 11254020315049. The reversal of 11254020315021 is 12051302045211.

It is a happy number.

11254020315021 is a `hidden beast` number, since 1 + 1 + 2 + 540 + 20 + 31 + 50 + 21 = 666.

11254020315021 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11254020315021 - 2⁵ = 11254020314989 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11254020315061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 282758641 + ... + 282798438.

It is an arithmetic number, because the mean of its divisors is an integer number (576868221600).

Almost surely, 2^{11254020315021} is an apocalyptic number.

11254020315021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11254020315021 is a deficient number, since it is larger than the sum of its proper divisors (7205762776179).

11254020315021 is a wasteful number, since it uses less digits than its factorization.

11254020315021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 565557166 (or 565557160 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 27.

The spelling of 11254020315021 in words is "eleven trillion, two hundred fifty-four billion, twenty million, three hundred fifteen thousand, twenty-one".