16120120441 has 2 divisors, whose sum is σ = 16120120442. Its totient is φ = 16120120440.

The previous prime is 16120120433. The next prime is 16120120483. The reversal of 16120120441 is 14402102161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 16120111225 + 9216 = 126965^2 + 96^2 .

It is a cyclic number.

It is not a de Polignac number, because 16120120441 - 2³ = 16120120433 is a prime.

It is not a weakly prime, because it can be changed into another prime (16120120411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8060060220 + 8060060221.

It is an arithmetic number, because the mean of its divisors is an integer number (8060060221).

Almost surely, 2^16120120441 is an apocalyptic number.

It is an amenable number.

16120120441 is a deficient number, since it is larger than the sum of its proper divisors (1).

16120120441 is an equidigital number, since it uses as much as digits as its factorization.

16120120441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 22.

The spelling of 16120120441 in words is "sixteen billion, one hundred twenty million, one hundred twenty thousand, four hundred forty-one".