401243200323 has 16 divisors (see below), whose sum is σ = 611651927040. Its totient is φ = 229194184896.

The previous prime is 401243200321. The next prime is 401243200367. The reversal of 401243200323 is 323002342104.

It is not a de Polignac number, because 401243200323 - 2¹ = 401243200321 is a prime.

It is a super-2 number, since 2×401243200323² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 401243200293 and 401243200302.

It is not an unprimeable number, because it can be changed into a prime (401243200321) 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, 3595563 + ... + 3705476.

It is an arithmetic number, because the mean of its divisors is an integer number (38228245440).

Almost surely, 2^401243200323 is an apocalyptic number.

401243200323 is a deficient number, since it is larger than the sum of its proper divisors (210408726717).

401243200323 is a wasteful number, since it uses less digits than its factorization.

401243200323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7303666.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 401243200323 its reverse (323002342104), we get a palindrome (724245542427).

The spelling of 401243200323 in words is "four hundred one billion, two hundred forty-three million, two hundred thousand, three hundred twenty-three".