10120212201947 has 2 divisors, whose sum is σ = 10120212201948. Its totient is φ = 10120212201946.

The previous prime is 10120212201943. The next prime is 10120212202003. The reversal of 10120212201947 is 74910221202101.

10120212201947 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is an emirp because it is prime and its reverse (74910221202101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 10120212201947 - 2² = 10120212201943 is a prime.

It is not a weakly prime, because it can be changed into another prime (10120212201941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060106100973 + 5060106100974.

It is an arithmetic number, because the mean of its divisors is an integer number (5060106100974).

Almost surely, 2^{10120212201947} is an apocalyptic number.

10120212201947 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120212201947 is an equidigital number, since it uses as much as digits as its factorization.

10120212201947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 32.

The spelling of 10120212201947 in words is "ten trillion, one hundred twenty billion, two hundred twelve million, two hundred one thousand, nine hundred forty-seven".