103421231040 has 112 divisors (see below), whose sum is σ = 330377401728. Its totient is φ = 27409757184.

The previous prime is 103421230999. The next prime is 103421231051. The reversal of 103421231040 is 40132124301.

It is a junction number, because it is equal to n+sod(n) for n = 103421230998 and 103421231016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 173982 + ... + 486941.

Almost surely, 2^103421231040 is an apocalyptic number.

103421231040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103421231040 is an abundant number, since it is smaller than the sum of its proper divisors (226956170688).

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

103421231040 is a wasteful number, since it uses less digits than its factorization.

103421231040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 661106 (or 661096 counting only the distinct ones).

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

Adding to 103421231040 its reverse (40132124301), we get a palindrome (143553355341).

The spelling of 103421231040 in words is "one hundred three billion, four hundred twenty-one million, two hundred thirty-one thousand, forty".