2113434103225 has 12 divisors (see below), whose sum is σ = 2620761685740. Its totient is φ = 1690680574400.

The previous prime is 2113434103217. The next prime is 2113434103307. The reversal of 2113434103225 is 5223014343112.

It can be written as a sum of positive squares in 6 ways, for example, as 17066025769 + 2096368077456 = 130637^2 + 1447884^2 .

It is not a de Polignac number, because 2113434103225 - 2³ = 2113434103217 is a prime.

It is an unprimeable number.

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 in 11 ways as a sum of consecutive naturals, for example, 1016410 + ... + 2293459.

It is an arithmetic number, because the mean of its divisors is an integer number (218396807145).

Almost surely, 2^{2113434103225} is an apocalyptic number.

2113434103225 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2113434103225 is a deficient number, since it is larger than the sum of its proper divisors (507327582515).

2113434103225 is a wasteful number, since it uses less digits than its factorization.

2113434103225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3335420 (or 3335415 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 2113434103225 its reverse (5223014343112), we get a palindrome (7336448446337).

The spelling of 2113434103225 in words is "two trillion, one hundred thirteen billion, four hundred thirty-four million, one hundred three thousand, two hundred twenty-five".