110212012139 has 2 divisors, whose sum is σ = 110212012140. Its totient is φ = 110212012138.

The previous prime is 110212012049. The next prime is 110212012171. The reversal of 110212012139 is 931210212011.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 110212012139 - 2¹² = 110212008043 is a prime.

It is not a weakly prime, because it can be changed into another prime (110212015139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55106006069 + 55106006070.

It is an arithmetic number, because the mean of its divisors is an integer number (55106006070).

Almost surely, 2^110212012139 is an apocalyptic number.

110212012139 is a deficient number, since it is larger than the sum of its proper divisors (1).

110212012139 is an equidigital number, since it uses as much as digits as its factorization.

110212012139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 23.

The spelling of 110212012139 in words is "one hundred ten billion, two hundred twelve million, twelve thousand, one hundred thirty-nine".