1021424110253 has 2 divisors, whose sum is σ = 1021424110254. Its totient is φ = 1021424110252.

The previous prime is 1021424110249. The next prime is 1021424110261. The reversal of 1021424110253 is 3520114241201.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1019803081609 + 1621028644 = 1009853^2 + 40262^2 .

It is a cyclic number.

It is not a de Polignac number, because 1021424110253 - 2² = 1021424110249 is a prime.

It is a super-2 number, since 2×1021424110253² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1021424110283) 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, 510712055126 + 510712055127.

It is an arithmetic number, because the mean of its divisors is an integer number (510712055127).

Almost surely, 2^{1021424110253} is an apocalyptic number.

It is an amenable number.

1021424110253 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021424110253 is an equidigital number, since it uses as much as digits as its factorization.

1021424110253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 1021424110253 its reverse (3520114241201), we get a palindrome (4541538351454).

The spelling of 1021424110253 in words is "one trillion, twenty-one billion, four hundred twenty-four million, one hundred ten thousand, two hundred fifty-three".