1020024231497 has 2 divisors, whose sum is σ = 1020024231498. Its totient is φ = 1020024231496.

The previous prime is 1020024231383. The next prime is 1020024231509. The reversal of 1020024231497 is 7941324200201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 660864940096 + 359159291401 = 812936^2 + 599299^2 .

It is a cyclic number.

It is not a de Polignac number, because 1020024231497 - 2⁸ = 1020024231241 is a prime.

It is a super-2 number, since 2×1020024231497² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1020024231097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510012115748 + 510012115749.

It is an arithmetic number, because the mean of its divisors is an integer number (510012115749).

Almost surely, 2^{1020024231497} is an apocalyptic number.

It is an amenable number.

1020024231497 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020024231497 is an equidigital number, since it uses as much as digits as its factorization.

1020024231497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24192, while the sum is 35.

Adding to 1020024231497 its reverse (7941324200201), we get a palindrome (8961348431698).

It can be divided in two parts, 1020024 and 231497, that added together give a palindrome (1251521).

The spelling of 1020024231497 in words is "one trillion, twenty billion, twenty-four million, two hundred thirty-one thousand, four hundred ninety-seven".