2120001199993 has 2 divisors, whose sum is σ = 2120001199994. Its totient is φ = 2120001199992.

The previous prime is 2120001199969. The next prime is 2120001200087. The reversal of 2120001199993 is 3999911000212.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2065736429289 + 54264770704 = 1437267^2 + 232948^2 .

It is a cyclic number.

It is not a de Polignac number, because 2120001199993 - 2¹³ = 2120001191801 is a prime.

It is not a weakly prime, because it can be changed into another prime (2120001199193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060000599996 + 1060000599997.

It is an arithmetic number, because the mean of its divisors is an integer number (1060000599997).

Almost surely, 2^{2120001199993} is an apocalyptic number.

It is an amenable number.

2120001199993 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120001199993 is an equidigital number, since it uses as much as digits as its factorization.

2120001199993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732, while the sum is 46.

The spelling of 2120001199993 in words is "two trillion, one hundred twenty billion, one million, one hundred ninety-nine thousand, nine hundred ninety-three".