103525715883821 has 32 divisors (see below), whose sum is σ = 133502777081856. Its totient is φ = 77937747120000.

The previous prime is 103525715883817. The next prime is 103525715883973. The reversal of 103525715883821 is 128388517525301.

It is a cyclic number.

It is not a de Polignac number, because 103525715883821 - 2² = 103525715883817 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103525715883221) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 158861405 + ... + 159511746.

It is an arithmetic number, because the mean of its divisors is an integer number (4171961783808).

Almost surely, 2^{103525715883821} is an apocalyptic number.

103525715883821 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103525715883821 is a deficient number, since it is larger than the sum of its proper divisors (29977061198035).

103525715883821 is a wasteful number, since it uses less digits than its factorization.

103525715883821 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318373313.

The product of its (nonzero) digits is 16128000, while the sum is 59.

The spelling of 103525715883821 in words is "one hundred three trillion, five hundred twenty-five billion, seven hundred fifteen million, eight hundred eighty-three thousand, eight hundred twenty-one".