402443022120 has 128 divisors (see below), whose sum is σ = 1218059856000. Its totient is φ = 106367415296.

The previous prime is 402443022119. The next prime is 402443022131. The reversal of 402443022120 is 21220344204.

402443022120 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8325862 + ... + 8374058.

It is an arithmetic number, because the mean of its divisors is an integer number (9516092625).

Almost surely, 2^402443022120 is an apocalyptic number.

402443022120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 402443022120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (609029928000).

402443022120 is an abundant number, since it is smaller than the sum of its proper divisors (815616833880).

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

402443022120 is a wasteful number, since it uses less digits than its factorization.

402443022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48827 (or 48823 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 402443022120 its reverse (21220344204), we get a palindrome (423663366324).

The spelling of 402443022120 in words is "four hundred two billion, four hundred forty-three million, twenty-two thousand, one hundred twenty".