44442312011 has 2 divisors, whose sum is σ = 44442312012. Its totient is φ = 44442312010.

The previous prime is 44442312001. The next prime is 44442312037. The reversal of 44442312011 is 11021324444.

It is an a-pointer prime, because the next prime (44442312037) can be obtained adding 44442312011 to its sum of digits (26).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 44442312011 - 2¹⁰ = 44442310987 is a prime.

It is a super-3 number, since 3×44442312011³ (a number of 33 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (44442312001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22221156005 + 22221156006.

It is an arithmetic number, because the mean of its divisors is an integer number (22221156006).

Almost surely, 2^44442312011 is an apocalyptic number.

44442312011 is a deficient number, since it is larger than the sum of its proper divisors (1).

44442312011 is an equidigital number, since it uses as much as digits as its factorization.

44442312011 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 44442312011 its reverse (11021324444), we get a palindrome (55463636455).

The spelling of 44442312011 in words is "forty-four billion, four hundred forty-two million, three hundred twelve thousand, eleven".