120112221999947 has 2 divisors, whose sum is σ = 120112221999948. Its totient is φ = 120112221999946.

The previous prime is 120112221999827. The next prime is 120112221999961. The reversal of 120112221999947 is 749999122211021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120112221999947 - 2²⁶ = 120112154891083 is a prime.

It is not a weakly prime, because it can be changed into another prime (120112221999967) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60056110999973 + 60056110999974.

It is an arithmetic number, because the mean of its divisors is an integer number (60056110999974).

Almost surely, 2^{120112221999947} is an apocalyptic number.

120112221999947 is a deficient number, since it is larger than the sum of its proper divisors (1).

120112221999947 is an equidigital number, since it uses as much as digits as its factorization.

120112221999947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2939328, while the sum is 59.

The spelling of 120112221999947 in words is "one hundred twenty trillion, one hundred twelve billion, two hundred twenty-one million, nine hundred ninety-nine thousand, nine hundred forty-seven".