103421040312 has 32 divisors (see below), whose sum is σ = 272160633600. Its totient is φ = 32659275744.

The previous prime is 103421040269. The next prime is 103421040377. The reversal of 103421040312 is 213040124301.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113399808 + ... + 113400719.

It is an arithmetic number, because the mean of its divisors is an integer number (8505019800).

Almost surely, 2^103421040312 is an apocalyptic number.

103421040312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

103421040312 is an abundant number, since it is smaller than the sum of its proper divisors (168739593288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103421040312 is a wasteful number, since it uses less digits than its factorization.

103421040312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226800555 (or 226800551 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 103421040312 its reverse (213040124301), we get a palindrome (316461164613).

The spelling of 103421040312 in words is "one hundred three billion, four hundred twenty-one million, forty thousand, three hundred twelve".