4103210320040 has 64 divisors (see below), whose sum is σ = 10044893270160. Its totient is φ = 1499412602880.

The previous prime is 4103210319977. The next prime is 4103210320051. The reversal of 4103210320040 is 400230123014.

It can be written as a sum of positive squares in 8 ways, for example, as 1431626608036 + 2671583712004 = 1196506^2 + 1634498^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 4103210319994 and 4103210320021.

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, 40623731 + ... + 40724610.

Almost surely, 2^{4103210320040} is an apocalyptic number.

4103210320040 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4103210320040 is an abundant number, since it is smaller than the sum of its proper divisors (5941682950120).

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

4103210320040 is a wasteful number, since it uses less digits than its factorization.

4103210320040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81348462 (or 81348458 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 4103210320040 its reverse (400230123014), we get a palindrome (4503440443054).

The spelling of 4103210320040 in words is "four trillion, one hundred three billion, two hundred ten million, three hundred twenty thousand, forty".