110012112121949 has 2 divisors, whose sum is σ = 110012112121950. Its totient is φ = 110012112121948.

The previous prime is 110012112121913. The next prime is 110012112122041. The reversal of 110012112121949 is 949121211210011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 110006429676025 + 5682445924 = 10488395^2 + 75382^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110012112121949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (110012112121349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55006056060974 + 55006056060975.

It is an arithmetic number, because the mean of its divisors is an integer number (55006056060975).

Almost surely, 2^{110012112121949} is an apocalyptic number.

It is an amenable number.

110012112121949 is a deficient number, since it is larger than the sum of its proper divisors (1).

110012112121949 is an equidigital number, since it uses as much as digits as its factorization.

110012112121949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 35.

The spelling of 110012112121949 in words is "one hundred ten trillion, twelve billion, one hundred twelve million, one hundred twenty-one thousand, nine hundred forty-nine".