401304312322 has 4 divisors (see below), whose sum is σ = 601956468486. Its totient is φ = 200652156160.

The previous prime is 401304312217. The next prime is 401304312329. The reversal of 401304312322 is 223213403104.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 401194293201 + 110019121 = 633399^2 + 10489^2 .

It is a super-2 number, since 2×401304312322² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (401304312329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100326078079 + ... + 100326078082.

Almost surely, 2^401304312322 is an apocalyptic number.

401304312322 is a deficient number, since it is larger than the sum of its proper divisors (200652156164).

401304312322 is a wasteful number, since it uses less digits than its factorization.

401304312322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 200652156163.

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 401304312322 its reverse (223213403104), we get a palindrome (624517715426).

The spelling of 401304312322 in words is "four hundred one billion, three hundred four million, three hundred twelve thousand, three hundred twenty-two".