2103423031253 has 2 divisors, whose sum is σ = 2103423031254. Its totient is φ = 2103423031252.

The previous prime is 2103423031223. The next prime is 2103423031301. The reversal of 2103423031253 is 3521303243012.

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., 1211544892804 + 891878138449 = 1100702^2 + 944393^2 .

It is a cyclic number.

It is not a de Polignac number, because 2103423031253 - 2¹⁰ = 2103423030229 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2103423031223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051711515626 + 1051711515627.

It is an arithmetic number, because the mean of its divisors is an integer number (1051711515627).

Almost surely, 2^{2103423031253} is an apocalyptic number.

It is an amenable number.

2103423031253 is a deficient number, since it is larger than the sum of its proper divisors (1).

2103423031253 is an equidigital number, since it uses as much as digits as its factorization.

2103423031253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 29.

Adding to 2103423031253 its reverse (3521303243012), we get a palindrome (5624726274265).

The spelling of 2103423031253 in words is "two trillion, one hundred three billion, four hundred twenty-three million, thirty-one thousand, two hundred fifty-three".