120202019947 has 2 divisors, whose sum is σ = 120202019948. Its totient is φ = 120202019946.

The previous prime is 120202019941. The next prime is 120202019981. The reversal of 120202019947 is 749910202021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 120202019947 - 2¹¹ = 120202017899 is a prime.

It is a super-3 number, since 3×120202019947³ (a number of 34 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (120202019941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60101009973 + 60101009974.

It is an arithmetic number, because the mean of its divisors is an integer number (60101009974).

Almost surely, 2^120202019947 is an apocalyptic number.

120202019947 is a deficient number, since it is larger than the sum of its proper divisors (1).

120202019947 is an equidigital number, since it uses as much as digits as its factorization.

120202019947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 37.

The spelling of 120202019947 in words is "one hundred twenty billion, two hundred two million, nineteen thousand, nine hundred forty-seven".