401131024212 has 48 divisors (see below), whose sum is σ = 939498560000. Its totient is φ = 133207549920.

The previous prime is 401131024141. The next prime is 401131024213. The reversal of 401131024212 is 212420131104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401131024213) 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, 3360489 + ... + 3477807.

Almost surely, 2^401131024212 is an apocalyptic number.

It is an amenable number.

401131024212 is an abundant number, since it is smaller than the sum of its proper divisors (538367535788).

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

401131024212 is a wasteful number, since it uses less digits than its factorization.

401131024212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118396 (or 118394 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 401131024212 its reverse (212420131104), we get a palindrome (613551155316).

The spelling of 401131024212 in words is "four hundred one billion, one hundred thirty-one million, twenty-four thousand, two hundred twelve".