1020233229173 has 2 divisors, whose sum is σ = 1020233229174. Its totient is φ = 1020233229172.

The previous prime is 1020233229161. The next prime is 1020233229179. The reversal of 1020233229173 is 3719223320201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1015372629649 + 4860599524 = 1007657^2 + 69718^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020233229173 - 2³⁴ = 1003053359989 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1020233229179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510116614586 + 510116614587.

It is an arithmetic number, because the mean of its divisors is an integer number (510116614587).

Almost surely, 2^{1020233229173} is an apocalyptic number.

It is an amenable number.

1020233229173 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020233229173 is an equidigital number, since it uses as much as digits as its factorization.

1020233229173 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 35.

Adding to 1020233229173 its reverse (3719223320201), we get a palindrome (4739456549374).

The spelling of 1020233229173 in words is "one trillion, twenty billion, two hundred thirty-three million, two hundred twenty-nine thousand, one hundred seventy-three".