402241131320 has 96 divisors (see below), whose sum is σ = 1098578829600. Its totient is φ = 131915089152.

The previous prime is 402241131319. The next prime is 402241131349. The reversal of 402241131320 is 23131142204.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4416335 + ... + 4506494.

It is an arithmetic number, because the mean of its divisors is an integer number (11443529475).

Almost surely, 2^402241131320 is an apocalyptic number.

402241131320 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

402241131320 is an abundant number, since it is smaller than the sum of its proper divisors (696337698280).

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

402241131320 is a wasteful number, since it uses less digits than its factorization.

402241131320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8922877 (or 8922866 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 402241131320 its reverse (23131142204), we get a palindrome (425372273524).

The spelling of 402241131320 in words is "four hundred two billion, two hundred forty-one million, one hundred thirty-one thousand, three hundred twenty".