400010321520230 has 32 divisors (see below), whose sum is σ = 744225927518880. Its totient is φ = 154713633649920.

The previous prime is 400010321520223. The next prime is 400010321520233. The reversal of 400010321520230 is 32025123010004.

It is a junction number, because it is equal to n+sod(n) for n = 400010321520196 and 400010321520205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400010321520233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5557206599 + ... + 5557278578.

It is an arithmetic number, because the mean of its divisors is an integer number (23257060234965).

Almost surely, 2^{400010321520230} is an apocalyptic number.

400010321520230 is a deficient number, since it is larger than the sum of its proper divisors (344215605998650).

400010321520230 is a wasteful number, since it uses less digits than its factorization.

400010321520230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11114485304.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 400010321520230 its reverse (32025123010004), we get a palindrome (432035444530234).

The spelling of 400010321520230 in words is "four hundred trillion, ten billion, three hundred twenty-one million, five hundred twenty thousand, two hundred thirty".