11054434060021 has 16 divisors (see below), whose sum is σ = 12630483239040. Its totient is φ = 9576816905920.

The previous prime is 11054434060013. The next prime is 11054434060081. The reversal of 11054434060021 is 12006043445011.

It is not a de Polignac number, because 11054434060021 - 2³ = 11054434060013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11054434060001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 81146470 + ... + 81282583.

It is an arithmetic number, because the mean of its divisors is an integer number (789405202440).

Almost surely, 2^{11054434060021} is an apocalyptic number.

11054434060021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11054434060021 is a deficient number, since it is larger than the sum of its proper divisors (1576049179019).

11054434060021 is a wasteful number, since it uses less digits than its factorization.

11054434060021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162429356.

The product of its (nonzero) digits is 11520, while the sum is 31.

The spelling of 11054434060021 in words is "eleven trillion, fifty-four billion, four hundred thirty-four million, sixty thousand, twenty-one".