1031222230373 has 2 divisors, whose sum is σ = 1031222230374. Its totient is φ = 1031222230372.

The previous prime is 1031222230331. The next prime is 1031222230387. The reversal of 1031222230373 is 3730322221301.

It is a happy number.

1031222230373 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., 968023789924 + 63198440449 = 983882^2 + 251393^2 .

It is a cyclic number.

It is not a de Polignac number, because 1031222230373 - 2³⁶ = 962502753637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1031222230273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515611115186 + 515611115187.

It is an arithmetic number, because the mean of its divisors is an integer number (515611115187).

Almost surely, 2^{1031222230373} is an apocalyptic number.

It is an amenable number.

1031222230373 is a deficient number, since it is larger than the sum of its proper divisors (1).

1031222230373 is an equidigital number, since it uses as much as digits as its factorization.

1031222230373 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9072, while the sum is 29.

Subtracting from 1031222230373 its product of nonzero digits (9072), we obtain a palindrome (1031222221301).

Adding to 1031222230373 its reverse (3730322221301), we get a palindrome (4761544451674).

The spelling of 1031222230373 in words is "one trillion, thirty-one billion, two hundred twenty-two million, two hundred thirty thousand, three hundred seventy-three".