1020232303253 has 4 divisors (see below), whose sum is σ = 1020569796288. Its totient is φ = 1019894810220.

The previous prime is 1020232303217. The next prime is 1020232303339. The reversal of 1020232303253 is 3523032320201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1020232303253 - 2²⁰ = 1020231254677 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020232306253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 168741983 + ... + 168748028.

It is an arithmetic number, because the mean of its divisors is an integer number (255142449072).

Almost surely, 2^{1020232303253} is an apocalyptic number.

It is an amenable number.

1020232303253 is a deficient number, since it is larger than the sum of its proper divisors (337493035).

1020232303253 is an equidigital number, since it uses as much as digits as its factorization.

1020232303253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337493034.

The product of its (nonzero) digits is 6480, while the sum is 26.

Adding to 1020232303253 its reverse (3523032320201), we get a palindrome (4543264623454).

The spelling of 1020232303253 in words is "one trillion, twenty billion, two hundred thirty-two million, three hundred three thousand, two hundred fifty-three".