381120121183 has 2 divisors, whose sum is σ = 381120121184. Its totient is φ = 381120121182.

The previous prime is 381120121177. The next prime is 381120121211. The reversal of 381120121183 is 381121021183.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 381120121183 - 2¹³ = 381120112991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (381120121583) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 190560060591 + 190560060592.

It is an arithmetic number, because the mean of its divisors is an integer number (190560060592).

Almost surely, 2^381120121183 is an apocalyptic number.

381120121183 is a deficient number, since it is larger than the sum of its proper divisors (1).

381120121183 is an equidigital number, since it uses as much as digits as its factorization.

381120121183 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 31.

The spelling of 381120121183 in words is "three hundred eighty-one billion, one hundred twenty million, one hundred twenty-one thousand, one hundred eighty-three".