1210020301993 has 2 divisors, whose sum is σ = 1210020301994. Its totient is φ = 1210020301992.

The previous prime is 1210020301961. The next prime is 1210020302009. The reversal of 1210020301993 is 3991030200121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1206102543529 + 3917758464 = 1098227^2 + 62592^2 .

It is a cyclic number.

It is not a de Polignac number, because 1210020301993 - 2⁵ = 1210020301961 is a prime.

It is not a weakly prime, because it can be changed into another prime (1210020301093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605010150996 + 605010150997.

It is an arithmetic number, because the mean of its divisors is an integer number (605010150997).

Almost surely, 2^{1210020301993} is an apocalyptic number.

It is an amenable number.

1210020301993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210020301993 is an equidigital number, since it uses as much as digits as its factorization.

1210020301993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2916, while the sum is 31.

The spelling of 1210020301993 in words is "one trillion, two hundred ten billion, twenty million, three hundred one thousand, nine hundred ninety-three".