1302232204531 has 2 divisors, whose sum is σ = 1302232204532. Its totient is φ = 1302232204530.

The previous prime is 1302232204451. The next prime is 1302232204561. The reversal of 1302232204531 is 1354022322031.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1302232204531 - 2¹⁷ = 1302232073459 is a prime.

It is a super-2 number, since 2×1302232204531² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1302232204531.

It is not a weakly prime, because it can be changed into another prime (1302232204561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651116102265 + 651116102266.

It is an arithmetic number, because the mean of its divisors is an integer number (651116102266).

Almost surely, 2^{1302232204531} is an apocalyptic number.

1302232204531 is a deficient number, since it is larger than the sum of its proper divisors (1).

1302232204531 is an equidigital number, since it uses as much as digits as its factorization.

1302232204531 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 28.

Adding to 1302232204531 its reverse (1354022322031), we get a palindrome (2656254526562).

The spelling of 1302232204531 in words is "one trillion, three hundred two billion, two hundred thirty-two million, two hundred four thousand, five hundred thirty-one".