401011321210 has 16 divisors (see below), whose sum is σ = 731708329896. Its totient is φ = 158207205888.

The previous prime is 401011321189. The next prime is 401011321339. The reversal of 401011321210 is 12123110104.

It can be written as a sum of positive squares in 4 ways, for example, as 242080728289 + 158930592921 = 492017^2 + 398661^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 274664559 + ... + 274666018.

Almost surely, 2^401011321210 is an apocalyptic number.

401011321210 is a deficient number, since it is larger than the sum of its proper divisors (330697008686).

401011321210 is a wasteful number, since it uses less digits than its factorization.

401011321210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549330657.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 401011321210 its reverse (12123110104), we get a palindrome (413134431314).

The spelling of 401011321210 in words is "four hundred one billion, eleven million, three hundred twenty-one thousand, two hundred ten".