93044226421 has 2 divisors, whose sum is σ = 93044226422. Its totient is φ = 93044226420.

The previous prime is 93044226419. The next prime is 93044226437. The reversal of 93044226421 is 12462244039.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 91863548100 + 1180678321 = 303090^2 + 34361^2 .

It is a cyclic number.

It is not a de Polignac number, because 93044226421 - 2¹ = 93044226419 is a prime.

Together with 93044226419, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (93044226221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 46522113210 + 46522113211.

It is an arithmetic number, because the mean of its divisors is an integer number (46522113211).

Almost surely, 2^93044226421 is an apocalyptic number.

It is an amenable number.

93044226421 is a deficient number, since it is larger than the sum of its proper divisors (1).

93044226421 is an equidigital number, since it uses as much as digits as its factorization.

93044226421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 82944, while the sum is 37.

The spelling of 93044226421 in words is "ninety-three billion, forty-four million, two hundred twenty-six thousand, four hundred twenty-one".