110484139421 has 2 divisors, whose sum is σ = 110484139422. Its totient is φ = 110484139420.

The previous prime is 110484139373. The next prime is 110484139429. The reversal of 110484139421 is 124931484011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 108909240196 + 1574899225 = 330014^2 + 39685^2 .

It is an emirp because it is prime and its reverse (124931484011) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110484139421 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110484139429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55242069710 + 55242069711.

It is an arithmetic number, because the mean of its divisors is an integer number (55242069711).

Almost surely, 2^110484139421 is an apocalyptic number.

It is an amenable number.

110484139421 is a deficient number, since it is larger than the sum of its proper divisors (1).

110484139421 is an equidigital number, since it uses as much as digits as its factorization.

110484139421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27648, while the sum is 38.

The spelling of 110484139421 in words is "one hundred ten billion, four hundred eighty-four million, one hundred thirty-nine thousand, four hundred twenty-one".