103100032133221 has 4 divisors (see below), whose sum is σ = 103201809066252. Its totient is φ = 102998255200192.

The previous prime is 103100032133207. The next prime is 103100032133233. The reversal of 103100032133221 is 122331230001301.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 6072823776100 + 97027208357121 = 2464310^2 + 9850239^2 .

It is a cyclic number.

It is not a de Polignac number, because 103100032133221 - 2⁹ = 103100032132709 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 103100032133192 and 103100032133201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103100032433221) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50888464996 + ... + 50888467021.

It is an arithmetic number, because the mean of its divisors is an integer number (25800452266563).

Almost surely, 2^{103100032133221} is an apocalyptic number.

It is an amenable number.

103100032133221 is a deficient number, since it is larger than the sum of its proper divisors (101776933031).

103100032133221 is a wasteful number, since it uses less digits than its factorization.

103100032133221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101776933030.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 103100032133221 its reverse (122331230001301), we get a palindrome (225431262134522).

The spelling of 103100032133221 in words is "one hundred three trillion, one hundred billion, thirty-two million, one hundred thirty-three thousand, two hundred twenty-one".