4442011102421 has 2 divisors, whose sum is σ = 4442011102422. Its totient is φ = 4442011102420.

The previous prime is 4442011102381. The next prime is 4442011102447. The reversal of 4442011102421 is 1242011102444.

It is an a-pointer prime, because the next prime (4442011102447) can be obtained adding 4442011102421 to its sum of digits (26).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2709444389521 + 1732566712900 = 1646039^2 + 1316270^2 .

It is a cyclic number.

It is not a de Polignac number, because 4442011102421 - 2¹⁰ = 4442011101397 is a prime.

It is a super-2 number, since 2×4442011102421² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4442011102021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2221005551210 + 2221005551211.

It is an arithmetic number, because the mean of its divisors is an integer number (2221005551211).

Almost surely, 2^{4442011102421} is an apocalyptic number.

It is an amenable number.

4442011102421 is a deficient number, since it is larger than the sum of its proper divisors (1).

4442011102421 is an equidigital number, since it uses as much as digits as its factorization.

4442011102421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2048, while the sum is 26.

Adding to 4442011102421 its reverse (1242011102444), we get a palindrome (5684022204865).

The spelling of 4442011102421 in words is "four trillion, four hundred forty-two billion, eleven million, one hundred two thousand, four hundred twenty-one".