103065521602 has 4 divisors (see below), whose sum is σ = 154598282406. Its totient is φ = 51532760800.

The previous prime is 103065521579. The next prime is 103065521683. The reversal of 103065521602 is 206125560301.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 206125560301 = 8731 ⋅23608471.

It can be written as a sum of positive squares in only one way, i.e., 89664912481 + 13400609121 = 299441^2 + 115761^2 .

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 as a sum of consecutive naturals, namely, 25766380399 + ... + 25766380402.

Almost surely, 2^103065521602 is an apocalyptic number.

103065521602 is a deficient number, since it is larger than the sum of its proper divisors (51532760804).

103065521602 is an equidigital number, since it uses as much as digits as its factorization.

103065521602 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51532760803.

The product of its (nonzero) digits is 10800, while the sum is 31.

The spelling of 103065521602 in words is "one hundred three billion, sixty-five million, five hundred twenty-one thousand, six hundred two".