1023120202393 has 2 divisors, whose sum is σ = 1023120202394. Its totient is φ = 1023120202392.

The previous prime is 1023120202387. The next prime is 1023120202399. The reversal of 1023120202393 is 3932020213201.

It is a balanced prime because it is at equal distance from previous prime (1023120202387) and next prime (1023120202399).

It can be written as a sum of positive squares in only one way, i.e., 701417975049 + 321702227344 = 837507^2 + 567188^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023120202393 is a prime.

It is not a weakly prime, because it can be changed into another prime (1023120202399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511560101196 + 511560101197.

It is an arithmetic number, because the mean of its divisors is an integer number (511560101197).

Almost surely, 2^{1023120202393} is an apocalyptic number.

It is an amenable number.

1023120202393 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023120202393 is an equidigital number, since it uses as much as digits as its factorization.

1023120202393 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 1023120202393 its reverse (3932020213201), we get a palindrome (4955140415594).

The spelling of 1023120202393 in words is "one trillion, twenty-three billion, one hundred twenty million, two hundred two thousand, three hundred ninety-three".