401211010 has 16 divisors (see below), whose sum is σ = 723524472. Its totient is φ = 160185600.

The previous prime is 401211001. The next prime is 401211023. The reversal of 401211010 is 10112104.

It can be written as a sum of positive squares in 4 ways, for example, as 333099001 + 68112009 = 18251^2 + 8253^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

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, 31671 + ... + 42490.

Almost surely, 2^401211010 is an apocalyptic number.

401211010 is a deficient number, since it is larger than the sum of its proper divisors (322313462).

401211010 is a wasteful number, since it uses less digits than its factorization.

401211010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74709.

The product of its (nonzero) digits is 8, while the sum is 10.

The square root of 401211010 is about 20030.2523698530. The cubic root of 401211010 is about 737.5491170965.

Adding to 401211010 its reverse (10112104), we get a palindrome (411323114).

The spelling of 401211010 in words is "four hundred one million, two hundred eleven thousand, ten".