3012121110949 has 2 divisors, whose sum is σ = 3012121110950. Its totient is φ = 3012121110948.

The previous prime is 3012121110883. The next prime is 3012121111067. The reversal of 3012121110949 is 9490111212103.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3011810998849 + 310112100 = 1735457^2 + 17610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3012121110949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3012121111949) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1506060555474 + 1506060555475.

It is an arithmetic number, because the mean of its divisors is an integer number (1506060555475).

Almost surely, 2^{3012121110949} is an apocalyptic number.

It is an amenable number.

3012121110949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3012121110949 is an equidigital number, since it uses as much as digits as its factorization.

3012121110949 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 34.

The spelling of 3012121110949 in words is "three trillion, twelve billion, one hundred twenty-one million, one hundred ten thousand, nine hundred forty-nine".