103521133025 has 24 divisors (see below), whose sum is σ = 133005058560. Its totient is φ = 79877071040.

The previous prime is 103521133007. The next prime is 103521133081. The reversal of 103521133025 is 520331125301.

It is not a de Polignac number, because 103521133025 - 2¹⁴ = 103521116641 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 103521132985 and 103521133003.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 583937 + ... + 740286.

It is an arithmetic number, because the mean of its divisors is an integer number (5541877440).

Almost surely, 2^103521133025 is an apocalyptic number.

It is an amenable number.

103521133025 is a deficient number, since it is larger than the sum of its proper divisors (29483925535).

103521133025 is a wasteful number, since it uses less digits than its factorization.

103521133025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1324345 (or 1324340 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 26.

Adding to 103521133025 its reverse (520331125301), we get a palindrome (623852258326).

The spelling of 103521133025 in words is "one hundred three billion, five hundred twenty-one million, one hundred thirty-three thousand, twenty-five".