1002122222993 has 2 divisors, whose sum is σ = 1002122222994. Its totient is φ = 1002122222992.

The previous prime is 1002122222977. The next prime is 1002122223001. The reversal of 1002122222993 is 3992222212001.

1002122222993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 901603422784 + 100518800209 = 949528^2 + 317047^2 .

It is a cyclic number.

It is not a de Polignac number, because 1002122222993 - 2⁴ = 1002122222977 is a prime.

It is not a weakly prime, because it can be changed into another prime (1002122222953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 501061111496 + 501061111497.

It is an arithmetic number, because the mean of its divisors is an integer number (501061111497).

Almost surely, 2^{1002122222993} is an apocalyptic number.

It is an amenable number.

1002122222993 is a deficient number, since it is larger than the sum of its proper divisors (1).

1002122222993 is an equidigital number, since it uses as much as digits as its factorization.

1002122222993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15552, while the sum is 35.

Adding to 1002122222993 its reverse (3992222212001), we get a palindrome (4994344434994).

The spelling of 1002122222993 in words is "one trillion, two billion, one hundred twenty-two million, two hundred twenty-two thousand, nine hundred ninety-three".