103400322433021 has 4 divisors (see below), whose sum is σ = 103579525765372. Its totient is φ = 103221119100672.

The previous prime is 103400322432959. The next prime is 103400322433039. The reversal of 103400322433021 is 120334223004301.

It is a happy number.

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 59334437323225 + 44065885109796 = 7702885^2 + 6638214^2 .

It is a cyclic number.

It is not a de Polignac number, because 103400322433021 - 2⁹ = 103400322432509 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103400322433321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89601665310 + ... + 89601666463.

It is an arithmetic number, because the mean of its divisors is an integer number (25894881441343).

Almost surely, 2^{103400322433021} is an apocalyptic number.

It is an amenable number.

103400322433021 is a deficient number, since it is larger than the sum of its proper divisors (179203332351).

103400322433021 is an equidigital number, since it uses as much as digits as its factorization.

103400322433021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179203332350.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 103400322433021 its reverse (120334223004301), we get a palindrome (223734545437322).

The spelling of 103400322433021 in words is "one hundred three trillion, four hundred billion, three hundred twenty-two million, four hundred thirty-three thousand, twenty-one".