44201421031 has 2 divisors, whose sum is σ = 44201421032. Its totient is φ = 44201421030.

The previous prime is 44201421007. The next prime is 44201421059. The reversal of 44201421031 is 13012410244.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44201421031 - 2¹⁹ = 44200896743 is a prime.

It is a super-2 number, since 2×44201421031² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44201420993 and 44201421011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (44201491031) 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 as a sum of consecutive naturals, namely, 22100710515 + 22100710516.

It is an arithmetic number, because the mean of its divisors is an integer number (22100710516).

Almost surely, 2^44201421031 is an apocalyptic number.

44201421031 is a deficient number, since it is larger than the sum of its proper divisors (1).

44201421031 is an equidigital number, since it uses as much as digits as its factorization.

44201421031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 44201421031 its reverse (13012410244), we get a palindrome (57213831275).

The spelling of 44201421031 in words is "forty-four billion, two hundred one million, four hundred twenty-one thousand, thirty-one".