4244011431021 has 24 divisors (see below), whose sum is σ = 6142226697464. Its totient is φ = 2823810232320.

The previous prime is 4244011430999. The next prime is 4244011431067. The reversal of 4244011431021 is 1201341104424.

4244011431021 is a `hidden beast` number, since 4 + 2 + 440 + 114 + 3 + 102 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 2952176876100 + 1291834554921 = 1718190^2 + 1136589^2 .

It is not a de Polignac number, because 4244011431021 - 2²⁷ = 4243877213293 is a prime.

It is a super-2 number, since 2×4244011431021² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4244011431421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23908425 + ... + 24085281.

Almost surely, 2^{4244011431021} is an apocalyptic number.

It is an amenable number.

4244011431021 is a deficient number, since it is larger than the sum of its proper divisors (1898215266443).

4244011431021 is a wasteful number, since it uses less digits than its factorization.

4244011431021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182061 (or 182058 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 27.

Adding to 4244011431021 its reverse (1201341104424), we get a palindrome (5445352535445).

The spelling of 4244011431021 in words is "four trillion, two hundred forty-four billion, eleven million, four hundred thirty-one thousand, twenty-one".