401224341012 has 96 divisors (see below), whose sum is σ = 1028442562560. Its totient is φ = 120734340480.

The previous prime is 401224340983. The next prime is 401224341019. The reversal of 401224341012 is 210143422104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401224341019) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19697289 + ... + 19717647.

It is an arithmetic number, because the mean of its divisors is an integer number (10712943360).

Almost surely, 2^401224341012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401224341012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (514221281280).

401224341012 is an abundant number, since it is smaller than the sum of its proper divisors (627218221548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

401224341012 is a wasteful number, since it uses less digits than its factorization.

401224341012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21413 (or 21411 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 401224341012 its reverse (210143422104), we get a palindrome (611367763116).

The spelling of 401224341012 in words is "four hundred one billion, two hundred twenty-four million, three hundred forty-one thousand, twelve".